{"product_id":"larsen-fibreflex-semi-rapid-set-s1-tile-adhesive-white-20kg-full-pallet-48-bags","title":"Larsen Fibreflex Semi-Rapid Set+ S1 Tile Adhesive White 20kg – Full Pallet (48 Bags)","description":"Larsen Fibreflex Semi-Rapid Set+ S1 Tile Adhesive – White 20kg Full Pallet\n\n\u003cp\u003eThe Larsen Fibreflex Semi-Rapid Set+ in white is a fully flexible, S1-rated, microfibre-reinforced, non-slip, cement-based tile adhesive with advanced GEL technology. The white formulation is the preferred choice when working with light-coloured, translucent, or glass tiles where a grey adhesive bed could affect the finished appearance.\u003c\/p\u003e\n\n\u003cp\u003eIts specially formulated semi-rapid setting binder delivers a practical pot life and open time followed by rapid strength development — making it the professional choice where time on site is critical without sacrificing working ease. This full pallet — 48 x 20kg bags with tail lift delivery — is designed for large commercial projects and trade contractors.\u003c\/p\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWhite formulation – ideal for light, translucent, or glass tiles where adhesive colour is visible\u003c\/li\u003e\n  \u003cli\u003eGEL technology – soft, thixotropic formula ideal for large-format tiles\u003c\/li\u003e\n  \u003cli\u003eMicrofibre-reinforced – added tensile strength and crack resistance\u003c\/li\u003e\n  \u003cli\u003eFully flexible S1-rated – absorbs movement and thermal stress\u003c\/li\u003e\n  \u003cli\u003eSemi-rapid set – grout after just 6 hours, full traffic at 12 hours\u003c\/li\u003e\n  \u003cli\u003eLong pot life with rapid subsequent strength gain\u003c\/li\u003e\n  \u003cli\u003eNon-slip formula – safe for wall and overhead applications\u003c\/li\u003e\n  \u003cli\u003eBS EN 12004 Type C2TES1 certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eSuitable for interior and exterior floor and wall tiling. Particularly recommended where adhesive colour may show through — white-bodied porcelain, glass mosaics, translucent natural stone, and light-coloured large-format tiles. Also ideal for demanding environments including externally exposed areas, wetrooms, and projects requiring a fast return-to-service time.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClassification:\u003c\/strong\u003e BS EN 12004 Type C2TES1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e White\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Powder\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack Size:\u003c\/strong\u003e 20kg bag\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePallet Quantity:\u003c\/strong\u003e 48 bags (tail lift delivery)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoverage:\u003c\/strong\u003e Approx. 4m² per 20kg bag @ 3mm bed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBed Thickness:\u003c\/strong\u003e 3–12mm (up to 20mm in small isolated areas)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMixing Ratio:\u003c\/strong\u003e 20kg bag to approx. 5–6L water\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePot Life:\u003c\/strong\u003e Approx. 2 hours @ 20°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSetting Time:\u003c\/strong\u003e Approx. 4–5 hours @ 20°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOpen Time:\u003c\/strong\u003e ≥30 minutes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrout After:\u003c\/strong\u003e 6 hours\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLight Foot Traffic:\u003c\/strong\u003e 6 hours\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Traffic:\u003c\/strong\u003e 12 hours\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication Temperature:\u003c\/strong\u003e +5°C to +30°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTensile Adhesion Strength:\u003c\/strong\u003e ≥1 MPa under all test conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransverse Deformation:\u003c\/strong\u003e ≥2.5mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlip:\u003c\/strong\u003e ≤0.5mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 6 months in unopened original packaging\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store in sealed containers in dry conditions, protected from extremes of temperature\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e 20kg multiwall sealed paper sacks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e M454W20\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e48 x 20kg bags of Larsen Fibreflex Semi-Rapid Set+ White tile adhesive\u003c\/li\u003e\n  \u003cli\u003eTail lift delivery included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhen should I use white adhesive instead of grey?\u003c\/strong\u003e\u003cbr\u003e\nWhite adhesive is recommended for light-coloured, translucent, or glass tiles where a grey adhesive bed could show through and affect the visual finish of the installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is GEL technology and why does it matter?\u003c\/strong\u003e\u003cbr\u003e\nGEL technology gives the adhesive a soft, thixotropic consistency that stays put on the trowel and on the wall — making large-format tiles far easier to position and adjust without slumping.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between Semi-Rapid Set+ and Standard Set+?\u003c\/strong\u003e\u003cbr\u003e\nSemi-Rapid Set+ has a shorter grout time (6 hours vs 18 hours) and reaches full traffic strength in 12 hours rather than 24. It suits projects where a faster turnaround is needed without sacrificing working time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan it be used externally?\u003c\/strong\u003e\u003cbr\u003e\nYes. The S1 flexible rating and microfibre reinforcement make it well suited to external applications where thermal and structural movement must be accommodated.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow long is the pot life?\u003c\/strong\u003e\u003cbr\u003e\nApproximately 2 hours at 20°C. Work in smaller batches in warmer conditions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy buy a full pallet?\u003c\/strong\u003e\u003cbr\u003e\nA full pallet of 48 bags provides the best value per bag and includes tail lift delivery, ideal for large commercial projects and trade stockists.\u003c\/p\u003e\n\n\u003cp\u003eMillcot supplies trade professionals with the products they trust. All orders are dispatched promptly with full product support available from our team.\u003c\/p\u003e\n]]\u0026gt;","brand":"Larsen","offers":[{"title":"Full Pallet (48 x 20kg Bags)","offer_id":57843837993343,"sku":"M454W20-PAL","price":777.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/5794\/7096\/files\/Larsen_Pro_Semi_Rapid_Tile_Adhesive_Pallet.png?v=1782483556","url":"https:\/\/www.millcot.com\/products\/larsen-fibreflex-semi-rapid-set-s1-tile-adhesive-white-20kg-full-pallet-48-bags","provider":"MILLCOT","version":"1.0","type":"link"}