{"title":"VAPOUR BARRIERS","description":"\u003cdetails style=\"margin: 0 0 16px 0; border: 1px solid #333; border-radius: 10px; background: #1a1a1a; overflow: hidden;\"\u003e\n  \u003csummary style=\"cursor: pointer; font-weight: 700; padding: 16px 48px 16px 16px; font-size: 18px; position: relative; list-style: none;\"\u003e\n    Learn more\n    \u003cspan style=\"position: absolute; right: 16px; top: 50%; transform: translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding: 16px; border-top: 1px solid #333;\"\u003e\n    \u003cp\u003eA vapour barrier is a critical component in flat roof construction, designed to control moisture from within the building before it can enter the roofing system.\u003c\/p\u003e\n    \n    \u003cp\u003eInstalled beneath the insulation, it helps prevent condensation build-up that can lead to damp, reduced thermal performance, and long-term structural damage.\u003c\/p\u003e\n    \n    \u003cp\u003eWhether you're working on a warm roof or refurbishment project, vapour control layers play a key role in protecting your flat roof system, improving energy efficiency, and ensuring long-lasting performance.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e","products":[{"product_id":"fg35-primer-for-resitrix®-alutrix®","title":"FG35 Primer for RESITRIX® \u0026 ALUTRIX®","description":"\u003ch2 data-end=\"255\" data-start=\"185\"\u003eFG35 Primer – The Specified Primer for RESITRIX® \u0026amp; ALUTRIX® Systems\u003c\/h2\u003e\n\u003cp data-end=\"567\" data-start=\"257\"\u003eFG35 Primer is a system-specific, solvent-based surface primer developed exclusively for use with \u003cstrong\u003e\u003ca href=\"collections\/resitrix%C2%AE\"\u003eRESITRIX® self-adhesive EPDM waterproofing membranes\u003c\/a\u003e\u003c\/strong\u003e and \u003cstrong\u003e\u003ca href=\"products\/alutrix-600-vapour-barrier\"\u003eALUTRIX® vapour barrier\u003c\/a\u003e\u003c\/strong\u003e.\u003cbr data-end=\"457\" data-start=\"454\"\u003eIt is not a general-purpose primer and should only be used as part of the RESITRIX® \/ ALUTRIX® system.\u003c\/p\u003e\n\u003cp data-end=\"816\" data-start=\"569\"\u003eWhen installing RESITRIX® or ALUTRIX®, FG35 is the correct and specified primer. Alternative primers are not designed, tested, or approved to deliver the same adhesion performance with these membranes and should not be used as substitutes.\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"863\" data-start=\"823\"\u003eWhy FG35 Is Essential (Not Optional)\u003c\/h3\u003e\n\u003cp data-end=\"961\" data-start=\"867\"\u003e\u003cstrong data-end=\"895\" data-start=\"869\"\u003eSystem-Approved Primer\u003c\/strong\u003e\u003cbr data-end=\"898\" data-start=\"895\"\u003eSpecifically formulated for RESITRIX® and ALUTRIX® membranes.\u003c\/p\u003e\n\u003cp data-end=\"1050\" data-start=\"965\"\u003e\u003cstrong data-end=\"994\" data-start=\"967\"\u003eNot a Standalone Primer\u003c\/strong\u003e\u003cbr data-end=\"997\" data-start=\"994\"\u003eFG35 is not intended for use outside these systems.\u003c\/p\u003e\n\u003cp data-end=\"1159\" data-start=\"1054\"\u003e\u003cstrong data-end=\"1085\" data-start=\"1057\"\u003eGuaranteed Compatibility\u003c\/strong\u003e\u003cbr data-end=\"1088\" data-start=\"1085\"\u003eEnsures correct bonding, long-term performance, and system integrity.\u003c\/p\u003e\n\u003cp data-end=\"1261\" data-start=\"1163\"\u003e\u003cstrong data-end=\"1199\" data-start=\"1165\"\u003eUnbeaten 35-Minute Drying Time\u003c\/strong\u003e\u003cbr data-end=\"1202\" data-start=\"1199\"\u003eEnables rapid installation without compromising adhesion.\u003c\/p\u003e\n\u003cp data-end=\"1467\" data-start=\"1263\"\u003eTesting has shown that alternative primers can take up to 5 hours to dry and still do not achieve the same level of surface dryness as FG35 - making them unsuitable within these systems.\u003c\/p\u003e\n\u003ch3 data-start=\"1474\" data-end=\"1494\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp data-start=\"1496\" data-end=\"1788\"\u003eFG35 is a ready-to-use, quick-drying solvent primer based on synthetic rubber and specialist resins. It is used to prime the substrate prior to the installation of RESITRIX® self-adhesive EPDM membranes and ALUTRIX® vapour barrier membranes on a wide range of approved substrates.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1792\" data-end=\"1839\"\u003eApplication rate: approx. 250g per m²\u003c\/li\u003e\n\u003cli data-start=\"1842\" data-end=\"1913\"\u003eTypical drying time: 35 minutes (subject to weather conditions)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1920\" data-end=\"1944\"\u003eApplication Guidance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1948\" data-end=\"1992\"\u003eApply evenly using a sheep skin roller\u003c\/li\u003e\n\u003cli data-start=\"1995\" data-end=\"2066\"\u003eAllow to dry for a minimum of 30 minutes, depending on conditions\u003c\/li\u003e\n\u003cli data-start=\"2069\" data-end=\"2130\"\u003eThe primer must be touch dry before membrane installation (it might be slightly tacky)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2137\" data-end=\"2167\"\u003eAvailable Sizes \u0026amp; Coverage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"2171\" data-end=\"2214\"\u003e1.0 Litre – Covers approx. 2–4 m²\u003c\/li\u003e\n\u003cli data-start=\"2217\" data-end=\"2262\"\u003e2.5 Litres – Covers approx. 7–10 m²\u003c\/li\u003e\n\u003cli data-start=\"2265\" data-end=\"2311\"\u003e5.0 Litres – Covers approx. 15–20 m²\u003c\/li\u003e\n\u003cli data-start=\"2314\" data-end=\"2359\"\u003e12.5 Litres – Covers approx. 40–50 m²\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2777\" data-end=\"2793\"\u003eKey Takeaway\u003c\/h3\u003e\n\u003cp data-start=\"2795\" data-end=\"2981\"\u003eIf you are installing RESITRIX® or ALUTRIX®, FG35 Primer is a requirement, not an option.\u003cbr data-start=\"2892\" data-end=\"2895\"\u003eUsing alternative primers may compromise adhesion, performance, and system compliance.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"The Flat Roofing Shop","offers":[{"title":"1","offer_id":56282079592779,"sku":"RT-FG35-010","price":29.84,"currency_code":"GBP","in_stock":true},{"title":"2.5","offer_id":56282079625547,"sku":"RT-FG35-025","price":59.62,"currency_code":"GBP","in_stock":true},{"title":"5","offer_id":56282079658315,"sku":"RT-FG35-050","price":119.29,"currency_code":"GBP","in_stock":true},{"title":"12.5","offer_id":56282079691083,"sku":"RT-FG35-125","price":307.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/4054\/9451\/files\/fg-35-primer-tin.jpg?v=1773903726"},{"product_id":"alutrix-600-vapour-barrier","title":"ALUTRIX® 600 Self-Adhesive Vapour Barrier","description":"\u003ch3\u003eHigh-Performance Aluminium Vapour Control Layer for Warm Roofs\u003c\/h3\u003e\n\n\u003cp\u003eALUTRIX® 600 is a reinforced aluminium self-adhesive vapour barrier membrane designed for warm deck flat roof constructions. Widely specified on commercial and high-performance builds, it delivers a vapour-tight and airtight layer beneath insulation and waterproofing systems.\u003c\/p\u003e\n\n\u003cp\u003eManufactured as a reinforced aluminium composite with a self-adhesive polymer-modified bitumen backing and removable release film, ALUTRIX 600 forms a durable vapour control layer when installed with \u003cstrong\u003e\u003ca href=\"\/products\/fg35-primer-for-resitrix%C2%AE-alutrix%C2%AE\"\u003eFG35 primer\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSuitable for normal and high-humidity environments, including buildings subject to significant internal moisture loads.\u003c\/p\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    What It's Used For\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cul\u003e\n      \u003cli\u003eWarm deck flat roof constructions\u003c\/li\u003e\n      \u003cli\u003eInstallation over profiled steel decking\u003c\/li\u003e\n      \u003cli\u003eUse beneath insulation when installing single ply, EPDM, self-adhesive EPDM, felt, asphalt and liquid systems\u003c\/li\u003e\n      \u003cli\u003eProjects requiring a high-performance vapour control layer\u003c\/li\u003e\n      \u003cli\u003eRoofs over swimming pools, kitchens, breweries and high humidity areas\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp\u003e\u003cstrong\u003eRequires FG35 primer for full bonding to most substrates.\u003c\/strong\u003e\u003c\/p\u003e\n\n    \u003cp\u003eCompatible substrates include:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eGalvanised or uncoated steel decks\u003c\/li\u003e\n      \u003cli\u003eTimber \/ timber-based boards\u003c\/li\u003e\n      \u003cli\u003eConcrete (dry, smooth and clean)\u003c\/li\u003e\n      \u003cli\u003eBituminous substrates\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Why It Matters\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003eIn a warm roof build-up, the vapour barrier is critical. If moisture passes into the insulation layer, it can reduce thermal performance and cause long-term damage.\u003c\/p\u003e\n\n    \u003cp\u003eALUTRIX 600 provides:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003esd value \u0026gt; 1,500m (high vapour resistance)\u003c\/li\u003e\n      \u003cli\u003eAirtight layer formation\u003c\/li\u003e\n      \u003cli\u003eHigh tensile and tear resistance\u003c\/li\u003e\n      \u003cli\u003eA surface that can be walked on during installation\u003c\/li\u003e\n      \u003cli\u003eResistance to ageing and chemicals\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp\u003eBecause it is reinforced and bonded using \u003cstrong\u003e\u003ca href=\"\/products\/fg35-primer-for-resitrix%C2%AE-alutrix%C2%AE\"\u003eFG35 primer\u003c\/a\u003e\u003c\/strong\u003e, it delivers secure adhesion to demanding substrates such as profile steel sheets.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Installation Overview\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003col\u003e\n      \u003cli\u003eEnsure substrate is dry, smooth and free from dust and grease.\u003c\/li\u003e\n      \u003cli\u003eApply \u003cstrong\u003e\u003ca href=\"\/products\/fg35-primer-for-resitrix%C2%AE-alutrix%C2%AE\"\u003eFG35 primer\u003c\/a\u003e\u003c\/strong\u003e where required and allow to dry.\u003c\/li\u003e\n      \u003cli\u003eUnroll and align membrane with minimum 50mm overlaps.\u003c\/li\u003e\n      \u003cli\u003eRemove release film and press firmly into place.\u003c\/li\u003e\n      \u003cli\u003eRoll seams evenly with a silicone roller.\u003c\/li\u003e\n    \u003c\/ol\u003e\n\n    \u003cp\u003e\u003cstrong\u003eALUTRIX can be installed from +5°C\u003c\/strong\u003e\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Technical Specification\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 0.6mm\u003cbr\u003e\n    \u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 700 g\/m²\u003cbr\u003e\n    \u003cstrong\u003eRoll Width:\u003c\/strong\u003e 1.08m\u003cbr\u003e\n    \u003cstrong\u003eRoll Length:\u003c\/strong\u003e 40m (cut lengths may be available)\u003cbr\u003e\n    \u003cstrong\u003esd Value:\u003c\/strong\u003e \u0026gt; 1,500m\u003cbr\u003e\n    \u003cstrong\u003eTensile Strength:\u003c\/strong\u003e ≥ 800 \/ 700 N per 5cm\u003cbr\u003e\n    \u003cstrong\u003eFire Behaviour:\u003c\/strong\u003e Class E\u003cbr\u003e\n    \u003cstrong\u003eBonding:\u003c\/strong\u003e Self-adhesive with FG35 primer\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Roofer’s Perspective\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003eIf you’re building a proper warm roof, this is the vapour barrier most commercial specs call for. It bonds well to most substrates, handles site traffic and gives you confidence the insulation layer is protected.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e","brand":"The Flat Roofing Shop","offers":[{"title":"10m","offer_id":56585356968267,"sku":"INS-ALUTRIX-10","price":94.38,"currency_code":"GBP","in_stock":true},{"title":"20m","offer_id":56585357001035,"sku":"INS-ALUTRIX-20","price":188.75,"currency_code":"GBP","in_stock":true},{"title":"30m","offer_id":56585357033803,"sku":"INS-ALUTRIX-30","price":283.13,"currency_code":"GBP","in_stock":true},{"title":"40m","offer_id":56585357066571,"sku":"INS-ALUTRIX-600","price":377.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/4054\/9451\/files\/Alutrix-600-vapour-barrier.jpg?v=1774092059"},{"product_id":"elotene-dsn-self-adhesive-vapour-barrier","title":"Elotene DSN Self-Adhesive Vapour Barrier","description":"\u003ch3\u003eReinforced Aluminium Vapour Control Layer for Warm Roofs\u003c\/h3\u003e\n\n\u003cp\u003eElotene DSN is a high-performance self-adhesive bituminous vapour barrier designed for warm deck flat roofing systems. It forms a total barrier against vapour and gases, including methane and radon, making it suitable for buildings with high internal humidity.\u003c\/p\u003e\n\n\u003cp\u003eManufactured with a composite aluminium foil reinforced with an integral glass fibre mat and a high-tack self-adhesive bitumen backing, Elotene DSN provides strength, puncture resistance and dependable adhesion when installed correctly.\u003c\/p\u003e\n\n\u003cp\u003eThis is a trade-grade vapour control layer used beneath insulation in commercial and domestic flat roof builds.\u003c\/p\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    What It’s Used For\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cul\u003e\n      \u003cli\u003eWarm deck flat roof constructions\u003c\/li\u003e\n      \u003cli\u003eInstallation directly onto structural decks\u003c\/li\u003e\n      \u003cli\u003eUse beneath adhered or mechanically fixed insulation systems\u003c\/li\u003e\n      \u003cli\u003eHigh humidity buildings such as swimming pools, kitchens, sports halls and industrial facilities\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp\u003eSuitable substrates include:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eConcrete\u003c\/li\u003e\n      \u003cli\u003ePlywood \/ OSB\u003c\/li\u003e\n      \u003cli\u003eProfiled metal decking\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp\u003e\u003ca href=\"\/products\/primer-for-elotene-vapour-barrier\"\u003e\u003cstrong\u003ePrimer (RedStar \/ InStar Primer)\u003c\/strong\u003e\u003c\/a\u003e is recommended on all surfaces to maximise adhesion.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Why It Matters\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003eIn a warm roof, the vapour barrier protects the insulation from internal moisture. If vapour gets into the insulation layer, performance drops and long-term damage can follow.\u003c\/p\u003e\n\n    \u003cp\u003eElotene DSN delivers:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eSd value ≥ 1,500m (very high vapour resistance)\u003c\/li\u003e\n      \u003cli\u003eCold-applied installation - no hot works\u003c\/li\u003e\n      \u003cli\u003eExcellent puncture resistance for use on steel decks\u003c\/li\u003e\n      \u003cli\u003eHigh tensile and tear strength\u003c\/li\u003e\n      \u003cli\u003eA polyester-coated aluminium surface that allows most PU insulation adhesives to bond directly to it\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp\u003eIt gives you a tough, walkable vapour barrier that can handle site traffic during installation.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Installation Overview\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cul\u003e\n      \u003cli\u003eEnsure substrate is dry, smooth and clean.\u003c\/li\u003e\n      \u003cli\u003eApply primer where required (especially porous surfaces).\u003c\/li\u003e\n      \u003cli\u003eUnroll and align membrane perpendicular to roof falls.\u003c\/li\u003e\n      \u003cli\u003eOverlap edges by 50–80mm and roll ends by at least 150mm.\u003c\/li\u003e\n      \u003cli\u003eRemove release film and press firmly into place using a broom or roller.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp\u003eApplication temperature range: 5°C to 45°C.\u003c\/p\u003e\n    \u003cp\u003eMembrane should be covered with insulation and waterproofing within 1–2 weeks to protect from UV exposure.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Technical Specification\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 0.6mm\u003cbr\u003e\n    \u003cstrong\u003eWidth:\u003c\/strong\u003e 1080mm\u003cbr\u003e\n    \u003cstrong\u003eFull Roll Length:\u003c\/strong\u003e 40m\u003cbr\u003e\n    \u003cstrong\u003eRoll Weight:\u003c\/strong\u003e Approx. 28kg\u003cbr\u003e\n    \u003cstrong\u003eTensile Strength:\u003c\/strong\u003e \u0026gt;600 N\/50mm\u003cbr\u003e\n    \u003cstrong\u003eTear Resistance:\u003c\/strong\u003e 190N\u003cbr\u003e\n    \u003cstrong\u003eWater Vapour Resistance:\u003c\/strong\u003e Sd ≥ 1,500m\u003cbr\u003e\n    \u003cstrong\u003eFire Classification:\u003c\/strong\u003e Class E\u003cbr\u003e\n    \u003cstrong\u003eStandard:\u003c\/strong\u003e EN 13970 Type A\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Roofer’s Perspective\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003eYou need a vapour barrier that can handle site traffic and won’t tear while the rest of the build-up goes down. Elotene DSN is tough, bonds well when primed correctly and gives you confidence the deck is sealed properly before insulation is installed.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e","brand":"The Flat Roofing Shop","offers":[{"title":"10m","offer_id":56585449963851,"sku":"INS-ELOTENE-10","price":85.8,"currency_code":"GBP","in_stock":true},{"title":"20m","offer_id":56585449996619,"sku":"INS-ELOTENE-20","price":171.6,"currency_code":"GBP","in_stock":true},{"title":"30m","offer_id":56585450029387,"sku":"INS-ELOTENE-30","price":257.4,"currency_code":"GBP","in_stock":true},{"title":"40m","offer_id":56585450062155,"sku":"INS-ELOTENE","price":343.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/4054\/9451\/files\/Elotene-vapour-barrier.jpg?v=1774092608"},{"product_id":"primer-for-elotene-vapour-barrier","title":"InStar Primer for Elotene DSN Vapour Barrier 5L","description":"\u003ch3\u003eDeck Primer for Elotene Self-Adhesive Vapour Barrier\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eInStar (RedStar) Primer\u003c\/strong\u003e is a rapid-drying primer designed for use with \u003cstrong\u003e\u003ca href=\"\/products\/elotene-dsn-self-adhesive-vapour-barrier\"\u003eElotene DSN self-adhesive vapour barrier membranes\u003c\/a\u003e\u003c\/strong\u003e. It prepares porous and difficult substrates to ensure strong initial grab and long-term adhesion of the membrane.\u003c\/p\u003e\n\n\u003cp\u003eUsed on concrete, plywood, OSB and other porous decks, this primer improves bond performance - particularly in cooler conditions where adhesion can otherwise be reduced.\u003c\/p\u003e\n\n\u003cp\u003eA simple but essential part of the Elotene warm roof system.\u003c\/p\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    What It’s Used For\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cul\u003e\n      \u003cli\u003ePriming concrete decks before installing Elotene DSN\u003c\/li\u003e\n      \u003cli\u003ePreparing plywood and OSB substrates\u003c\/li\u003e\n      \u003cli\u003eImproving adhesion on porous surfaces\u003c\/li\u003e\n      \u003cli\u003eSupporting installation at lower application temperatures\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003eNot required on clean, new metal decks in some cases, but recommended where maximum adhesion is needed.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Application Overview\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cul\u003e\n      \u003cli\u003eEnsure surface is clean, dry and free from dust or oil.\u003c\/li\u003e\n      \u003cli\u003eApply a thin, even coat using a roller.\u003c\/li\u003e\n      \u003cli\u003eAvoid puddling.\u003c\/li\u003e\n      \u003cli\u003eAllow to dry (typically 40–90 minutes depending on conditions).\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003eThe primer will remain slightly tacky when ready for membrane installation.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Technical Information\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eType:\u003c\/strong\u003e SBS resin-based primer\u003cbr\u003e\n    \u003cstrong\u003eCoverage Rate:\u003c\/strong\u003e Approx. 7–10m² per litre\u003cbr\u003e\n    \u003cstrong\u003e5L Tin Coverage:\u003c\/strong\u003e Approx. 30–50m² (substrate dependent)\u003cbr\u003e\n    \u003cstrong\u003eUse With:\u003c\/strong\u003e Elotene DSN vapour barrier\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom:12px; border:1px solid #333; border-radius:10px; background:#1a1a1a; overflow:hidden;\"\u003e\n  \u003csummary style=\"cursor:pointer; font-weight:700; padding:16px 48px 16px 16px; font-size:18px; position:relative;\"\u003e\n    Summary\n    \u003cspan style=\"position:absolute; right:16px; top:50%; transform:translateY(-50%);\"\u003e▸\u003c\/span\u003e\n  \u003c\/summary\u003e\n  \u003cdiv style=\"padding:16px; border-top:1px solid #333;\"\u003e\n    \u003cp\u003eInStar Primer ensures reliable adhesion of Elotene DSN vapour barrier membranes to porous roof decks. Quick drying and easy to apply, it’s a straightforward but important step in warm roof construction with the Elotene Vapour Barrier.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e","brand":"The Flat Roofing Shop","offers":[{"title":"Default Title","offer_id":56585503703371,"sku":"INS-ELOTENE-PRIMER","price":65.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/4054\/9451\/files\/Elotene-primer.jpg?v=1774092824"},{"product_id":"vapair-vapour-barrier","title":"VapAir Seal MD Vapour Barrier","description":"\u003ch3\u003eSelf-Adhesive Air \u0026amp; Vapour Control Layer for Warm Roofs\u003c\/h3\u003e\n\u003cp\u003eVapAir Seal MD is a self-adhesive aluminium vapour barrier manufactured by CCM Europe, designed for warm deck flat roof constructions where insulation is mechanically fixed.\u003c\/p\u003e\n\u003cp\u003eAt 0.4mm thick, VapAir is lighter than \u003cstrong\u003e\u003ca href=\"products\/alutrix-600-vapour-barrier\"\u003eALUTRIX 600\u003c\/a\u003e\u003c\/strong\u003e (0.6mm) but still delivers high vapour resistance and airtight performance. It consists of a reinforced aluminium composite with a self-adhesive bitumen backing and removable release film.\u003c\/p\u003e\n\u003cp\u003eInstalled at deck level beneath insulation, it forms a vapour-tight and air-tight layer within the roof build-up.\u003c\/p\u003e\n\u003cdetails style=\"margin-bottom: 12px; border: 1px solid #333; border-radius: 10px; background: #1a1a1a; overflow: hidden;\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; padding: 16px 48px 16px 16px; font-size: 18px; position: relative;\"\u003eWhat It’s Used For \u003cspan style=\"position: absolute; right: 16px; top: 50%; transform: translateY(-50%);\"\u003e▸\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv style=\"padding: 16px; border-top: 1px solid #333;\"\u003e\n\u003cul\u003e\n\u003cli\u003eWarm roof constructions with mechanically fixed insulation\u003c\/li\u003e\n\u003cli\u003eInstallation directly onto structural decks\u003c\/li\u003e\n\u003cli\u003eProjects requiring a high vapour resistance layer\u003c\/li\u003e\n\u003cli\u003eBuildings with high internal humidity (kitchens, bathrooms, sports halls, etc.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitable substrates include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGalvanised or uncoated metal\u003c\/li\u003e\n\u003cli\u003ePlastic coated substrates\u003c\/li\u003e\n\u003cli\u003eTimber and timber-based boards\u003c\/li\u003e\n\u003cli\u003eBituminous materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"\/products\/fg35-primer-for-resitrix%C2%AE-alutrix%C2%AE\"\u003eFG35 primer\u003c\/a\u003e is required for installation.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 12px; border: 1px solid #333; border-radius: 10px; background: #1a1a1a; overflow: hidden;\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; padding: 16px 48px 16px 16px; font-size: 18px; position: relative;\"\u003eWhy It Matters \u003cspan style=\"position: absolute; right: 16px; top: 50%; transform: translateY(-50%);\"\u003e▸\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv style=\"padding: 16px; border-top: 1px solid #333;\"\u003e\n\u003cp\u003eIn a warm roof, the vapour barrier protects the insulation from internal moisture. If vapour reaches the insulation layer, thermal performance drops and condensation is likely to occur.\u003c\/p\u003e\n\u003cp\u003eVapAir Seal MD provides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSd value \u0026gt; 1,500m\u003c\/li\u003e\n\u003cli\u003eHigh tensile strength (≥ 800\/700 N\/5cm)\u003c\/li\u003e\n\u003cli\u003eStrong shear resistance (657 N\/5cm)\u003c\/li\u003e\n\u003cli\u003eSelf-sealing around mechanical fixings\u003c\/li\u003e\n\u003cli\u003eCold-applied installation (no hot works)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt creates a durable air and vapour control layer before insulation and waterproofing are installed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 12px; border: 1px solid #333; border-radius: 10px; background: #1a1a1a; overflow: hidden;\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; padding: 16px 48px 16px 16px; font-size: 18px; position: relative;\"\u003eInstallation Overview \u003cspan style=\"position: absolute; right: 16px; top: 50%; transform: translateY(-50%);\"\u003e▸\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv style=\"padding: 16px; border-top: 1px solid #333;\"\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure substrate is dry, smooth and clean.\u003c\/li\u003e\n\u003cli\u003eApply \u003cstrong\u003e\u003ca href=\"\/products\/fg35-primer-for-resitrix%C2%AE-alutrix%C2%AE\"\u003eFG35 primer\u003c\/a\u003e\u003c\/strong\u003e where required.\u003c\/li\u003e\n\u003cli\u003eLay membrane with minimum 50mm overlaps.\u003c\/li\u003e\n\u003cli\u003eRemove release film and press firmly into place.\u003c\/li\u003e\n\u003cli\u003eRoll seams to ensure full bond.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMembrane should be covered with insulation and waterproofing promptly after installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 12px; border: 1px solid #333; border-radius: 10px; background: #1a1a1a; overflow: hidden;\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; padding: 16px 48px 16px 16px; font-size: 18px; position: relative;\"\u003eTechnical Specification \u003cspan style=\"position: absolute; right: 16px; top: 50%; transform: translateY(-50%);\"\u003e▸\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv style=\"padding: 16px; border-top: 1px solid #333;\"\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 0.4mm\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 300 g\/m²\u003cbr\u003e\u003cstrong\u003eRoll Width:\u003c\/strong\u003e 1.08m\u003cbr\u003e\u003cstrong\u003eRoll Length:\u003c\/strong\u003e 40m (cut lengths are available)\u003cbr\u003e\u003cstrong\u003eWater Vapour Resistance:\u003c\/strong\u003e Sd \u0026gt; 1,500m\u003cbr\u003e\u003cstrong\u003eFire Behaviour:\u003c\/strong\u003e Class E\u003cbr\u003e\u003cstrong\u003eFM Approval:\u003c\/strong\u003e Class 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 12px; border: 1px solid #333; border-radius: 10px; background: #1a1a1a; overflow: hidden;\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; padding: 16px 48px 16px 16px; font-size: 18px; position: relative;\"\u003eRoofer’s Perspective \u003cspan style=\"position: absolute; right: 16px; top: 50%; transform: translateY(-50%);\"\u003e▸\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv style=\"padding: 16px; border-top: 1px solid #333;\"\u003e\n\u003cp\u003eWhen you’re mechanically fixing insulation, you need a vapour barrier that seals properly and won’t split around fixings. VapAir goes down quickly, bonds well when primed and gives you confidence the deck is sealed before the build-up continues.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e","brand":"The Flat Roofing Shop","offers":[{"title":"10m","offer_id":56620406604107,"sku":"INS-VAP-AIR-SEAL-10","price":71.82,"currency_code":"GBP","in_stock":true},{"title":"20m","offer_id":56620406636875,"sku":"INS-VAP-AIR-SEAL-20","price":143.64,"currency_code":"GBP","in_stock":true},{"title":"30m","offer_id":56620406669643,"sku":"INS-VAP-AIR-SEAL-30","price":215.46,"currency_code":"GBP","in_stock":true},{"title":"40m","offer_id":56620406702411,"sku":"INS-VAP-AIR-SEAL","price":287.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/4054\/9451\/files\/VapairWeb.jpg?v=1774093553"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/4054\/9451\/collections\/flat-roof-vapour-barriers.jpg?v=1775224554","url":"https:\/\/theflatroofingshop.co.uk\/collections\/vapour-barriers.oembed","provider":"The Flat Roofing Shop","version":"1.0","type":"link"}