{"product_id":"riw-sheetseal-226","title":"RIW Sheetseal 226","description":"\u003ch2 dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eRIW Sheetseal 226 – Self-Adhesive Waterproofing Membrane\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eRIW Sheetseal 226 is a \u003cstrong\u003ecold-applied, self-adhesive waterproofing membrane\u003c\/strong\u003e comprising a high-density polyethylene film coated with a bitumen\/rubber adhesive layer and protected by removable reinforced silicone paper. It provides a reliable \u003cstrong\u003ebarrier against liquid water and water vapour\u003c\/strong\u003e, with factory-controlled thickness and no drying time after installation. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eDesigned for Type A barrier protection, RIW Sheetseal 226 is suitable for \u003cstrong\u003ebasements, sub-structures, ground floors, retaining walls and reservoirs\u003c\/strong\u003e. It can be applied to concrete, masonry, steel and suitable insulation board\/ICF systems, with the membrane available in full-width and narrower rolls for detailing around corners and projections.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0321\/5320\/6920\/files\/Sheetseal226.png?v=1789478706\" alt=\"RIW Sheetseal 226 self adhesive waterproofing membrane\"\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCold-applied self-adhesive waterproofing membrane\u003c\/li\u003e\n\u003cli\u003eProvides a water and water vapour barrier\u003c\/li\u003e\n\u003cli\u003eFactory-controlled thickness\u003c\/li\u003e\n\u003cli\u003eElastic and flexible\u003c\/li\u003e\n\u003cli\u003eNo drying time for the membrane itself\u003c\/li\u003e\n\u003cli\u003eDamage can be easily repaired\u003c\/li\u003e\n\u003cli\u003eSulphate resistant\u003c\/li\u003e\n\u003cli\u003eHigh elongation of 300%\u003c\/li\u003e\n\u003cli\u003e230 N puncture resistance\u003c\/li\u003e\n\u003cli\u003eSelvedge strip helps improve lap sealing\u003c\/li\u003e\n\u003cli\u003eSuitable for Type A barrier protection\u003c\/li\u003e\n\u003cli\u003eBBA certified for waterproofing above, at or below ground level\u003c\/li\u003e\n\u003cli\u003eCE marked to EN 13967\u003c\/li\u003e\n\u003cli\u003eSuitable for Grades 1, 2 and 3 basements when correctly designed and installed \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eApplications\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eRIW Sheetseal 226 is suitable for a range of waterproofing and damp-proofing applications, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBasement tanking\u003c\/li\u003e\n\u003cli\u003eExternal basement waterproofing\u003c\/li\u003e\n\u003cli\u003eInternal basement tanking\u003c\/li\u003e\n\u003cli\u003eSub-structures\u003c\/li\u003e\n\u003cli\u003eRetaining walls\u003c\/li\u003e\n\u003cli\u003eGround floor damp proof membranes\u003c\/li\u003e\n\u003cli\u003eFloating floor systems\u003c\/li\u003e\n\u003cli\u003eReservoirs\u003c\/li\u003e\n\u003cli\u003eLarge unobstructed floor areas\u003c\/li\u003e\n\u003cli\u003eWaterproofing at or below ground level\u003c\/li\u003e\n\u003cli\u003eWaterproofing above ground level\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eWhen used for tanking, the membrane must be fully supported to resist hydrostatic pressure and should be protected from permanent exposure. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eTechnical Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Self-adhesive sheet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacking material:\u003c\/strong\u003e Cross-orientated polyethylene\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall thickness:\u003c\/strong\u003e 1.60mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplied thickness:\u003c\/strong\u003e 1.50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.7 kg\/m²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMembrane strength:\u003c\/strong\u003e 5.0 N\/mm (ASTM D1000)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElongation:\u003c\/strong\u003e 300% (ASTM D1000)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePuncture resistance:\u003c\/strong\u003e 230 N (ASTM E154)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e180° peel adhesion:\u003c\/strong\u003e 4.0 N\/mm (ASTM D1000)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater vapour transmission:\u003c\/strong\u003e \u0026lt;0.3 g\/m²\/24h (ASTM E96)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater penetration at joint:\u003c\/strong\u003e NIL (MOAT 27-5.1.4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum application temperature:\u003c\/strong\u003e 5°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd laps:\u003c\/strong\u003e 100mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide laps:\u003c\/strong\u003e 50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoll sizes:\u003c\/strong\u003e 1050mm x 19.05m, 300mm x 20m and 150mm x 20m \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eApplication \u0026amp; Installation\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eSubstrates should be \u003cstrong\u003esmooth, clean, dry, sound and free from frost, oil, grease, condensation and other contamination\u003c\/strong\u003e. Voids and hollows should be made good, while sharp edges and high points should be removed. Internal corners should be eased with a suitable cement fillet and external corners chamfered or rounded where required. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eRIW Sheetseal Primer should be applied to \u003cstrong\u003evertical or inclined surfaces\u003c\/strong\u003e to aid adhesion. The primer has a coverage of approximately \u003cstrong\u003e7m² per litre\u003c\/strong\u003e and should dry for approximately 2–4 hours before the membrane is applied. Sheetseal Primer should not be used on insulation boards or ICF systems. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe Sheetseal 226 separating paper is progressively removed as the membrane is pressed firmly onto the prepared substrate. The membrane should be smoothed from the centre towards the edges to remove air pockets and then firmly rolled. Damaged areas should be patched with sufficient overlap. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe membrane should be protected from UV exposure within \u003cstrong\u003e28 days of application\u003c\/strong\u003e and is not designed to remain permanently exposed. Suitable protection can include screed, paving slabs, insulation, Protection Board or Double Drain, depending on the application. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eWhat is RIW Sheetseal 226 used for?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eRIW Sheetseal 226 is a self-adhesive waterproofing membrane used to create a barrier against water and water vapour, particularly in basements, retaining walls, ground floors and other large, unobstructed areas. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eWhat sizes is RIW Sheetseal 226 available in?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe technical data sheet specifies \u003cstrong\u003e1050mm x 19.05m, 300mm x 20m and 150mm x 20m\u003c\/strong\u003e rolls. The narrower rolls are particularly useful for detailing and reinforcing angles and projections. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eDoes Sheetseal 226 require a primer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eRIW Sheetseal Primer is used on vertical and inclined surfaces to aid adhesion of the membrane. It is applied at approximately 7m² per litre and normally takes 2–4 hours to dry, depending on site conditions. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eWhat are the required overlaps for Sheetseal 226?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe technical data sheet specifies \u003cstrong\u003e50mm minimum side laps and 100mm end laps\u003c\/strong\u003e. Overlaps should be firmly rolled to ensure good adhesion. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eCan Sheetseal 226 be used for basement tanking?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eYes. Sheetseal 226 is designed for basement and sub-structure waterproofing and can be used for Type A barrier protection. When used for tanking, the membrane must be fully supported to resist hydrostatic pressure and appropriately protected.\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eDownloads\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0321\/5320\/6920\/files\/BTaTwY8CVyekX6x0IkPgP8zZ5njkwxG0P9k00BcD.pdf?v=1789478789\" title=\"RIW Sheetseal 226 Data Sheet\"\u003eData Sheet\u003c\/a\u003e\u003c\/p\u003e","brand":"RIW","offers":[{"title":"1.05m x 19.05m","offer_id":57457155342711,"sku":"SHEETSEAL2261.05","price":289.99,"currency_code":"GBP","in_stock":true},{"title":"20m x 300mm","offer_id":57457184178551,"sku":"SHEETSEAL22620X300","price":124.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/5320\/6920\/files\/Sheetseal226.png?v=1789478706","url":"https:\/\/clevershieldcoatings.co.uk\/products\/riw-sheetseal-226","provider":"Clever Shield - Asset Protection","version":"1.0","type":"link"}