{"id":1511,"date":"2025-10-20T14:00:58","date_gmt":"2025-10-20T03:00:58","guid":{"rendered":"https:\/\/coverlight.au\/diy\/?page_id=1511"},"modified":"2026-10-13T22:41:50","modified_gmt":"2026-10-13T11:41:50","slug":"diy-measuring-guide","status":"publish","type":"page","link":"https:\/\/coverlight.au\/diy\/diy-measuring-guide\/","title":{"rendered":"DIY Measuring Guide"},"content":{"rendered":"\n<style>\n\/* DIY measuring guide: pictures, notes and spacing. Every rule is scoped to the cl-measure classes used only on this page. *\/\n\n\/* Pictures sit on the pale blue panel so the white window frames stay visible *\/\n.wp-block-image.cl-measure-fig,\n.cl-measure-figs > .wp-block-image {\n  margin: 0;\n  padding: 20px 16px 16px;\n  background: var(--cl-surface-tint, #F2F8FE);\n  border-radius: var(--cl-radius-card, 14px);\n  text-align: center;\n  box-sizing: border-box;\n}\nfigure.wp-block-image.cl-measure-fig { max-width: 360px; margin: 20px 0 28px; }\nfigure.wp-block-image.cl-measure-fig--lg { max-width: 440px; }\n.cl-measure-fig img,\n.cl-measure-figs > .wp-block-image img { display: block; width: auto; max-width: 100%; height: auto; margin: auto; }\n.cl-measure-fig img { max-height: 400px; }\n.cl-measure-fig--lg img { max-height: 540px; }\ndiv.cl-measure-figs { display: grid; gap: 16px; margin: 20px 0 28px; }\ndiv.cl-measure-figs--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }\ndiv.cl-measure-figs--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }\n.cl-measure-figs--3 > .wp-block-image,\n.cl-measure-figs--2 > .wp-block-image { display: flex; flex-direction: column; }\n.cl-measure-figs--3 > .wp-block-image img { max-height: 320px; }\n.cl-measure-figs--2 > .wp-block-image img { max-height: 380px; }\n.cl-measure-figs figcaption.wp-element-caption {\n  margin: 14px 0 0;\n  font-size: 15px;\n  font-style: normal;\n  font-weight: 600;\n  line-height: 1.4;\n  color: var(--cl-ink, #171717);\n  text-align: center;\n}\n\n\/* Common mistakes: caption beside its picture, one row each *\/\n.cl-measure-mistakes > .wp-block-image {\n  display: grid;\n  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);\n  align-items: center;\n  gap: 20px;\n  padding: 16px 20px;\n}\n.cl-measure-mistakes > .wp-block-image figcaption.wp-element-caption {\n  order: -1;\n  margin: 0;\n  font-size: 17px;\n  text-align: left;\n}\n.cl-measure-mistakes > .wp-block-image img { max-height: 300px; }\n\n\/* Important notes: one style *\/\nblockquote.cl-measure-note {\n  margin: 20px 0 24px;\n  padding: 18px 22px;\n  background: #FFF7E6;\n  border: 0;\n  border-left: 4px solid #F5C265;\n  border-radius: 8px;\n  color: var(--cl-ink, #171717);\n  font-style: normal;\n  quotes: none;\n}\nblockquote.cl-measure-note::before,\nblockquote.cl-measure-note::after { content: none; }\nblockquote.cl-measure-note p:last-child { margin-bottom: 0; }\n\n\/* The measurement to give us: same emphasis in every section *\/\np.cl-measure-key strong { color: var(--cl-blue-600, #0E75C9); }\n\n\/* Drop-down sections: even spacing, and long section names wrap on a phone instead of pushing the text off the screen *\/\n.cl-measure-sections .accordion-content__wrapper { padding: 24px 0 8px; }\n.cl-measure-sections .wp-block-embed { margin: 0 0 24px; }\n.cl-measure-sections .wp-block-woocommerce-accordion-item { grid-template-columns: minmax(0, 1fr); }\n.cl-measure-sections .accordion-item__toggle { white-space: normal; text-align: left; }\n\n@media (max-width: 600px) {\n  div.cl-measure-figs--3,\n  div.cl-measure-figs--2 { grid-template-columns: minmax(0, 1fr); }\n  figure.wp-block-image.cl-measure-fig,\n  figure.wp-block-image.cl-measure-fig--lg { max-width: none; }\n  .cl-measure-fig img,\n  .cl-measure-figs--3 > .wp-block-image img,\n  .cl-measure-figs--2 > .wp-block-image img { max-height: 340px; }\n  .cl-measure-fig--lg img { max-height: 440px; }\n  .cl-measure-mistakes > .wp-block-image { grid-template-columns: minmax(0, 1fr); gap: 12px; padding: 16px; }\n  .cl-measure-mistakes > .wp-block-image figcaption.wp-element-caption { text-align: center; }\n  blockquote.cl-measure-note { padding: 16px 18px; }\n}\n\n\/* Inside the product page pop-up the pop-up prints its own title, so the page heading is hidden there *\/\n#pewc-enhanced-tooltip-1511 .pewc-enhanced-tooltip-inner h1.wp-block-heading { display: none; }\n<\/style>\n\n\n\n<h1 class=\"wp-block-heading\">DIY measuring guide<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Getting your measurements right is the most important step to a perfect fit. Follow this simple guide, and remember to take your time and double-check your numbers. If you need any help during the measuring process, please don&#8217;t hesitate to call our team on <a href=\"tel:1800482777\">1800 482 777<\/a> or visit our <a href=\"https:\/\/coverlight.au\/diy\/contact\/\" data-type=\"page\" data-id=\"121\">contact form<\/a>.<br><br><strong>Spring System:<\/strong>\u00a0The minimum width is 300mm (with a minimum drop of 800mm) or 400mm wide for drops under 800mm.\u00a0<br><br><strong>Motorised System:<\/strong>\u00a0The minimum size is 525mm wide by 400mm high. Please contact us for maximum size specifications.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Before you start<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>What you&#8217;ll need:<\/strong> A metal tape measure, a pen and paper, and a step ladder if needed.&nbsp;<\/li>\n\n\n\n<li><strong>Measure every window:<\/strong> Even if they look the same, windows in the same room can have slight differences. Measure each one individually.&nbsp;<\/li>\n\n\n\n<li><strong>Measure to the millimetre (mm):<\/strong> For a precise fit, all measurements must&nbsp;be in millimetres.<\/li>\n\n\n\n<li><strong>Check for obstructions:<\/strong> Look for things that might get in the way of the blind frame, such as winders, locks, latches,&nbsp; handles or mullions.&nbsp;<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"168\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/10\/image-1024x168.png\" alt=\"Photos of six things that can get in the way of a blind frame: winders, locks, latches, handles, a vertical mullion and skirting boards\" class=\"wp-image-1530\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/10\/image-1024x168.png 1024w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/10\/image-300x49.png 300w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/10\/image-768x126.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/10\/image-600x99.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/10\/image.png 1474w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Choose your style<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">This is your first and most important decision. To make the right choice, it&#8217;s essential to first <a href=\"https:\/\/coverlight.au\/diy\/understanding-your-roll-type\/&quot;\" data-type=\"link\" data-id=\"https:\/\/coverlight.au\/diy\/understanding-your-roll-type\/&quot;\">understand your roll type<\/a>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Inside mount (recess fit)<\/strong> This is when the blind fits neatly inside the window frame (the recess).<br><\/li>\n\n\n\n<li><strong>Choose this if:<\/strong> You have enough clear, unobstructed depth in your window frame. It provides a clean, built-in look.<br>\n<ul class=\"wp-block-list\">\n<li><strong>Inside Mount \u2013 Forward Roll:<\/strong> The fabric rolls off the front of the tube, away from the window. This is ideal for clearing obstructions like handles and offers a very flush, clean finish within the recess.<br><\/li>\n\n\n\n<li><strong>Inside Mount \u2013 Rear Roll:<\/strong> The fabric rolls off the back of the tube, closer to the window. This provides a tighter fit against the window, minimising light gap, but may interfere with obstructions.<br><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Outside Mount (Face fit)<\/strong> This is when the blind is mounted on the wall or architrave outside the window frame.<br><\/li>\n\n\n\n<li><strong>Choose this if:<\/strong> Your window recess is too shallow, has obstructions (like large handles), or you prefer to block out more light by covering a larger area around the window.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-group cl-measure-figs cl-measure-figs--3 is-layout-flow wp-block-group-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-683x1024.png\" alt=\"Inside mount, forward roll: the headbox and side tracks sit inside the window recess, at the front\" class=\"wp-image-2798\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-683x1024.png 683w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-200x300.png 200w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-768x1152.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-600x900.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2.png 800w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><figcaption class=\"wp-element-caption\">Inside Mount \u2013 Forward Roll<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-683x1024.png\" alt=\"Inside mount, rear roll: the headbox and side tracks sit deep inside the window recess, close to the glass\" class=\"wp-image-2799\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-683x1024.png 683w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-200x300.png 200w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-768x1152.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-600x900.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3.png 800w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><figcaption class=\"wp-element-caption\">Inside Mount \u2013 Rear Roll<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID4-2-683x1024.png\" alt=\"Outside mount: the headbox and side tracks sit on the wall around the window\" class=\"wp-image-2800\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID4-2-683x1024.png 683w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID4-2-200x300.png 200w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID4-2-768x1152.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID4-2-600x900.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID4-2.png 800w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><figcaption class=\"wp-element-caption\">Outside Mount<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-group\" data-wp-context=\"{&quot;autoclose&quot;:false,&quot;isOpen&quot;:[]}\" data-wp-interactive=\"woocommerce\/accordion\" class=\"wp-block-woocommerce-accordion-group cl-measure-sections is-layout-flow wp-block-woocommerce-accordion-group-is-layout-flow\">\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-1&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-1\" class=\"accordion-item__toggle\"><span><strong>Measuring Inside Mount<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-1\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-1-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Measuring for Coverlight Blackout Blinds - Inside Mount\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/WkTzmz4eL9I?feature=oembed&#038;enablejsapi=1&#038;origin=https:\/\/coverlight.au\/diy\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Follow these steps to measure inside your window frame (recess) for a Forward Roll. This mount is ideal for clearing obstructions like handles and provides a clean, flush finish with your wall.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 1: Check your recess depth<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You must have enough clear space inside your window frame for the headbox (pelmet) and side tracks.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Top clearance (for the headbox):<\/strong> In the top section of your window (the first 85mm from the top), you need a <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">minimum of 64mm<\/mark><\/strong> of clear, unobstructed depth.<br><\/li>\n\n\n\n<li><strong>Side and bottom clearance (for the tracks):<\/strong> For the rest of the window&#8217;s height (from 85mm down to the sill), you need a <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">minimum of 26mm<\/mark><\/strong> of clear, unobstructed depth.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large cl-measure-fig cl-measure-fig--lg\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-683x1024.png\" alt=\"Forward roll blind inside a window recess. Orange marks show where to check the recess depth: at the top for the headbox, and at the side and bottom for the tracks\" class=\"wp-image-2798\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-683x1024.png 683w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-200x300.png 200w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-768x1152.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2-600x900.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID9-2.png 800w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote cl-measure-note is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Important:<\/strong> If you don&#8217;t have this required depth, you will need to select an <strong>Outside Mount (Face Fit)<\/strong>.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 2: Measure the WIDTH<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Window frames are often not perfectly square. To ensure a correct fit, you must measure the width in three places:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Measure the width at the Top.<\/li>\n\n\n\n<li>Measure the width in the Middle.<\/li>\n\n\n\n<li>Measure the width at the Bottom.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large cl-measure-fig\"><img loading=\"lazy\" decoding=\"async\" width=\"756\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-756x1024.png\" alt=\"Window recess with three dashed lines across it, showing the width measured at the top, in the middle and at the bottom\" class=\"wp-image-2608\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-756x1024.png 756w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-222x300.png 222w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-768x1040.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-1134x1536.png 1134w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-1513x2048.png 1513w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-600x812.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-scaled.png 1891w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three measurements.<\/strong> This ensures your blind will fit perfectly, even if the window is tapered.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 3: Measure the DROP (Height)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You also need to measure the drop (or &#8220;height&#8221;) in three places:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Measure the height on the <strong>Left<\/strong>.<\/li>\n\n\n\n<li>Measure the height in the <strong>Centre<\/strong>.<\/li>\n\n\n\n<li>Measure the height on the <strong>Right<\/strong>.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large cl-measure-fig\"><img loading=\"lazy\" decoding=\"async\" width=\"756\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-756x1024.png\" alt=\"Window recess with three dashed lines down it, showing the drop measured on the left, in the centre and on the right\" class=\"wp-image-2609\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-756x1024.png 756w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-222x300.png 222w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-768x1040.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-1134x1536.png 1134w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-1513x2048.png 1513w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-600x812.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-scaled.png 1891w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three measurements.<\/strong> We build a perfectly square blind frame, so using the smallest height ensures it will fit. Our expanding light-seal is designed to fill any small gaps created by an unlevel windowsill.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-2&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-2\" class=\"accordion-item__toggle\"><span><strong>Measuring Rear Roll<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-2\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-2-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Follow these steps to measure inside your window frame (recess) for a Rear Roll. It fits deep in the recess (close to the glass) and leaves your internal windowsill space free.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 1: Check your recess depth<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You must have enough clear, unobstructed depth inside your window frame. Check your depth from the window glass (or first obstruction) to the front edge of the recess. This mount is usually not suitable for windows with obstructions like handles or winders.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Minimum Depth (Partial Recess):<\/strong> You need at least <strong>26mm<\/strong> of clear depth. With this option, the headbox (pelmet) will protrude slightly from the window recess.<\/li>\n\n\n\n<li><strong>Flush Fit (Fully Recessed):<\/strong> For the blind to sit perfectly flush with your wall for a seamless, built-in look, you need <strong>64mm<\/strong> of clear depth.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large cl-measure-fig cl-measure-fig--lg\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-683x1024.png\" alt=\"Rear roll blind set deep inside a window recess. Orange marks show where to check the recess depth: at the top, the side and the bottom\" class=\"wp-image-2799\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-683x1024.png 683w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-200x300.png 200w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-768x1152.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3-600x900.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/01\/CoverLight_Product-Illustrations-ID10-3.png 800w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote cl-measure-note is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Important:<\/strong> You must have at least the <strong>minimum 26mm depth<\/strong>. If you have less than 26mm, or if you have any obstructions in the recess, you will need to select an <strong>Outside Mount (Face Fit)<\/strong>.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 2: Measure the WIDTH<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Window frames are often not perfectly square. To ensure a correct fit, you must measure the width in three places:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Measure the width at the Top.<\/li>\n\n\n\n<li>Measure the width in the Middle.<\/li>\n\n\n\n<li>Measure the width at the Bottom.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large cl-measure-fig\"><img loading=\"lazy\" decoding=\"async\" width=\"756\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-756x1024.png\" alt=\"Window recess with three dashed lines across it, showing the width measured at the top, in the middle and at the bottom\" class=\"wp-image-2608\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-756x1024.png 756w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-222x300.png 222w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-768x1040.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-1134x1536.png 1134w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-1513x2048.png 1513w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-600x812.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID7-scaled.png 1891w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three measurements.<\/strong> This ensures your blind will fit perfectly, even if the window is tapered.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 3: Measure the DROP (Height)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You also need to measure the drop (or &#8220;height&#8221;) in three places:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Measure the height on the <strong>Left<\/strong>.<\/li>\n\n\n\n<li>Measure the height in the <strong>Centre<\/strong>.<\/li>\n\n\n\n<li>Measure the height on the <strong>Right<\/strong>.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large cl-measure-fig\"><img loading=\"lazy\" decoding=\"async\" width=\"756\" height=\"1024\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-756x1024.png\" alt=\"Window recess with three dashed lines down it, showing the drop measured on the left, in the centre and on the right\" class=\"wp-image-2609\" srcset=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-756x1024.png 756w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-222x300.png 222w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-768x1040.png 768w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-1134x1536.png 1134w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-1513x2048.png 1513w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-600x812.png 600w, https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2025\/09\/CoverLight_Product-Illustrations-ID8-scaled.png 1891w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three measurements.<\/strong> We build a perfectly square blind frame, so using the smallest height ensures it will fit. Our expanding light-seal is designed to fill any small gaps created by an unlevel windowsill.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-6&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-6-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-6\" class=\"accordion-item__toggle\"><span><strong>Measuring Outside Mount<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-6\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-6-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Measuring for Coverlight Blackout Blinds - Outside Mount\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/3F6lXQiyG68?feature=oembed&#038;enablejsapi=1&#038;origin=https:\/\/coverlight.au\/diy\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For a outside mount the goal is to cover the window opening entirely. You will need at least <strong>25mm<\/strong> of flat mounting surface on the wall or architrave the entire way around your window.<br><br>Note: Choose this option if your window recess depth is restricted by a fly screen track or if you prefer the look of the blind covering the architrave.<\/p>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-group\" data-wp-context=\"{&quot;autoclose&quot;:false,&quot;isOpen&quot;:[]}\" data-wp-interactive=\"woocommerce\/accordion\" class=\"wp-block-woocommerce-accordion-group is-layout-flow wp-block-woocommerce-accordion-group-is-layout-flow\">\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-3&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-3-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-3\" class=\"accordion-item__toggle\"><span><strong>For windows WITH an Architrave\/Trim:<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-3\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-3-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Measure to the <strong>outside edge of the architrave<\/strong>. This ensures complete coverage.<\/p>\n\n\n\n<div class=\"wp-block-group cl-measure-figs cl-measure-figs--2 is-layout-flow wp-block-group-is-layout-flow\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/10\/coverlight-measure-outside-mount-architrave-with-sill.webp\" alt=\"Window with an architrave and a window sill. Dotted lines show the width, measured to the outside edges of the architrave at three heights. Dashed lines show the drop, measured from the top edge of the architrave down to the sill at three points\"\/><figcaption class=\"wp-element-caption\">With a window sill<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/10\/coverlight-measure-outside-mount-architrave-all-sides.webp\" alt=\"Window with an architrave on all four sides. Dotted lines show the width and dashed lines show the drop, each measured to the outside edges of the architrave at three points\"\/><figcaption class=\"wp-element-caption\">With a bottom architrave<\/figcaption><\/figure>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Width:<\/strong> Measure from the outside edge of the left architrave to the outside edge of the right architrave.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Measure the width at the <strong>Top<\/strong>.<\/li>\n\n\n\n<li>Measure the width in the <strong>Middle<\/strong>.<\/li>\n\n\n\n<li>Measure the width at the <strong>Bottom<\/strong>.<\/li>\n<\/ol>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three measurements.<\/strong> This ensures your blind will fit perfectly, even if the window is tapered.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Drop (Height):<\/strong> Measure from the outside edge of the top architrave to the top of your window sill, or to the outside edge of the bottom architrave if you have one.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Measure the height on the <strong>Left.<\/strong><\/li>\n\n\n\n<li>Measure the height in the <strong>Centre<\/strong>.<\/li>\n\n\n\n<li>Measure the height on the <strong>Right.<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three measurements.<\/strong> This ensures your blind will fit perfectly, even if the window is tapered.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-4&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-4-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-4\" class=\"accordion-item__toggle\"><span><strong>For windows WITHOUT an Architrave\/Trim:<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-4\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-4-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">You will be mounting the blind system directly onto the flat wall around your window. You must add an overlap to your window opening measurements to make room for the hardware (pelmet and tracks).<\/p>\n\n\n\n<blockquote class=\"wp-block-quote cl-measure-note is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Important: Check for wall obstructions first<\/strong> Before measuring, check the flat wall around your window for obstructions (light switches, vents, etc.). While the hardware requires a bare <strong>minimum of 25mm<\/strong> of flat wall to be mounted, the side tracks are actually <strong>42mm wide<\/strong> and the top pelmet is <strong>85mm high<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To ensure the tracks align perfectly with the edge of your window opening (and don&#8217;t overhang into the glass area), we use these full hardware dimensions. You must check that you have at least 42mm of clear, flat wall space on the sides and 85mm of clear space above the opening. If any obstructions are in this area, you will not have enough clear space to mount the system as intended.<\/p>\n<\/blockquote>\n\n\n\n<div class=\"wp-block-group cl-measure-figs cl-measure-figs--2 is-layout-flow wp-block-group-is-layout-flow\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/10\/coverlight-measure-outside-mount-no-architrave-with-sill.webp\" alt=\"Window opening with no architrave and a window sill. Dotted lines show the width of the opening at three heights. Dashed lines show the drop from the top of the opening down to the sill at three points\"\/><figcaption class=\"wp-element-caption\">With a window sill<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/10\/coverlight-measure-outside-mount-no-architrave-no-sill.webp\" alt=\"Window opening with no architrave and no window sill. Dotted lines show the width of the opening at three heights. Dashed lines show the drop of the opening at three points\"\/><figcaption class=\"wp-element-caption\">Without a window sill<\/figcaption><\/figure>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Width:<\/strong> Measure the exact window opening, then <strong>add a minimum of 42mm to each side<\/strong> (84mm total).<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Measure the width at the <strong>Top<\/strong>.<\/li>\n\n\n\n<li>Measure the width in the <strong>Middle<\/strong>.<\/li>\n\n\n\n<li>Measure the width at the <strong>Bottom<\/strong>.<\/li>\n<\/ol>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three final measurements.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Height:<\/strong> Measure the exact window opening, then <strong>add a minimum of 85mm to the top and 25mm to the bottom<\/strong>.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Measure the height on the <strong>Left.<\/strong><\/li>\n\n\n\n<li>Measure the height in the <strong>Centre<\/strong>.<\/li>\n\n\n\n<li>Measure the height on the <strong>Right.<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"cl-measure-key wp-block-paragraph\"><strong>Provide us with the SMALLEST of these three final measurements.<\/strong><\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-5&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-5-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-5\" class=\"accordion-item__toggle\"><span><strong>Why Outside Mounts require an overlap<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-5\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-5-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">The &#8220;extra dimensions&#8221; or &#8220;overlap&#8221; you add are the <strong>minimum physical space required to mount this hardware.<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>For Windows WITH Architraves:<\/strong> Your architrave <em>is<\/em> the mounting surface. This is why it must have <strong>at least 25mm of flat, mountable space<\/strong> for the tracks to be installed. By measuring to the <strong>outside edge<\/strong> of the architraves, you are providing the exact total dimensions for the blind frame to sit securely on top of them.<br><\/li>\n\n\n\n<li><strong>For Windows WITHOUT Architraves (Plaster Walls):<\/strong> Since there&#8217;s no trim, we must create this mounting surface by adding specific amounts to your window opening size. These additions correspond directly to the size of the components:<br>\n<ul class=\"wp-block-list\">\n<li><strong>+85mm (Top):<\/strong> Required for the height of the top pelmet.<\/li>\n\n\n\n<li><strong>+42mm (Each Side):<\/strong> Required for the width of the side tracks.<\/li>\n\n\n\n<li><strong>+25mm (Bottom):<\/strong> Required for the height of the bottom track\/seal.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In both cases, these measurements ensure the system is mounted securely on the wall, completely sealing the window for a total blockout.<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-7&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-7-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-7\" class=\"accordion-item__toggle\"><span><strong>Checklist \/ Common mistakes<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-7\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-7-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Have you labeled your measurements clearly?<\/strong> (e.g., &#8220;Bedroom 1 Width,&#8221; &#8220;Bedroom 1 Height&#8221;).&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Did you use a metal tape measure?<\/strong> Soft tapes can stretch and be inaccurate.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Did you measure straight?<\/strong> Measuring on an angle or bending the tape will give you an incorrect, longer measurement.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-group cl-measure-figs cl-measure-mistakes is-layout-flow wp-block-group-is-layout-flow\">\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/10\/coverlight-measure-mistake-measuring-on-an-angle.webp\" alt=\"Two windows. The one marked with a cross is measured on an angle. The one marked with a tick is measured straight across\"\/><figcaption class=\"wp-element-caption\">Measuring on an angle<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/10\/coverlight-measure-mistake-back-of-recess.webp\" alt=\"Two windows, each with a close-up of the recess. The one marked with a cross is measured from the back of the recess. The one marked with a tick shows the correct place\"\/><figcaption class=\"wp-element-caption\">Measuring from the back of the recess<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/coverlight.au\/diy\/wp-content\/uploads\/2026\/10\/coverlight-measure-mistake-bending-the-tape.webp\" alt=\"Two windows, each with a close-up of the tape. The one marked with a cross has a bent tape measure. The one marked with a tick has a straight tape\"\/><figcaption class=\"wp-element-caption\">Bending the tape measure<\/figcaption><\/figure>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-8&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-8-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-8\" class=\"accordion-item__toggle\"><span><strong>Motorisation<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-8\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-8-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Motorisation details (For motorised blinds only)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you are ordering a motorised blind, you need to specify which side the motor and its charging port should be located on.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>How to choose your motor side<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Stand inside your room, facing the window. Consider which side of the window is easier to access or is closer to a power outlet for convenient charging.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When placing your order, you will be asked to select either:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Left charging port side<\/strong><\/li>\n\n\n\n<li><strong>Right charging port side<\/strong><\/li>\n<\/ul>\n<\/div><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>DIY measuring guide Getting your measurements right is the most important step to a perfect fit. Follow this simple guide, and remember to take your time and double-check your numbers. If you need any help during the measuring process, please don&#8217;t hesitate to call our team on 1800 482 777 or visit our contact form. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1511","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/pages\/1511","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/comments?post=1511"}],"version-history":[{"count":23,"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/pages\/1511\/revisions"}],"predecessor-version":[{"id":4391,"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/pages\/1511\/revisions\/4391"}],"wp:attachment":[{"href":"https:\/\/coverlight.au\/diy\/wp-json\/wp\/v2\/media?parent=1511"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}