{"product_id":"premium-liquid-tanking-rtu","title":"BIOKIL Premium Liquid Tanking RTU – 5L, 10L or 20L","description":"\u003ch2\u003eBIOKIL Premium Liquid Tanking RTU\u003c\/h2\u003e\n\n\u003ch3\u003eReady-to-Use Liquid Waterproofing and Gas-Barrier Coating\u003c\/h3\u003e\n\n\u003cp\u003eBIOKIL Premium Liquid Tanking RTU is a single-pack, water-based latex compound designed to create a continuous waterproof, vapour-resistant and gas-resistant barrier. It is suitable for basement tanking, floors, walls, protected roofs and under-tile waterproofing in wet rooms.\u003c\/p\u003e\n\n\u003cp\u003eThe ready-to-use formulation can be applied by brush, roller or airless spray. Once correctly cured, it withstands positive water pressure equivalent to a water head of up to 20 metres and can provide protection against radon, methane, carbon dioxide and water vapour.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features \u0026amp; Benefits\u003c\/h4\u003e\n\n\u003cul\u003e\n\u003cli\u003eReady-to-use, single-pack waterproofing system\u003c\/li\u003e\n\u003cli\u003eWater-based latex formulation\u003c\/li\u003e\n\u003cli\u003eSuitable for basement tanking and below-ground waterproofing\u003c\/li\u003e\n\u003cli\u003eResists positive hydrostatic pressure up to a 20-metre water head\u003c\/li\u003e\n\u003cli\u003eProvides an effective radon and gas barrier\u003c\/li\u003e\n\u003cli\u003eControls the passage of methane, carbon dioxide and water vapour\u003c\/li\u003e\n\u003cli\u003eSuitable for walls and floors\u003c\/li\u003e\n\u003cli\u003eCan be applied above or below floor screeds\u003c\/li\u003e\n\u003cli\u003eSuitable beneath tiles in wet rooms\u003c\/li\u003e\n\u003cli\u003eSuitable for protected roof applications\u003c\/li\u003e\n\u003cli\u003eCan be applied by brush, roller or airless spray\u003c\/li\u003e\n\u003cli\u003eTwo-coat application creates a continuous barrier\u003c\/li\u003e\n\u003cli\u003eCompatible with suitable renders, levelling compounds and floor coverings\u003c\/li\u003e\n\u003cli\u003eAvailable in 5-litre, 10-litre and 20-litre containers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eTypical Applications\u003c\/h4\u003e\n\n\u003cul\u003e\n\u003cli\u003eInternal basement tanking systems\u003c\/li\u003e\n\u003cli\u003eBelow-ground walls and floors\u003c\/li\u003e\n\u003cli\u003eConcrete and masonry substrates\u003c\/li\u003e\n\u003cli\u003eFloor damp-proof membranes\u003c\/li\u003e\n\u003cli\u003eApplications above or below floor screeds\u003c\/li\u003e\n\u003cli\u003eRadon, methane and carbon dioxide barriers\u003c\/li\u003e\n\u003cli\u003eVapour-control coatings beneath render or plaster\u003c\/li\u003e\n\u003cli\u003eUnder-tile waterproofing in bathrooms and wet rooms\u003c\/li\u003e\n\u003cli\u003eProtected roof waterproofing applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eSurface Preparation\u003c\/h4\u003e\n\n\u003cp\u003eThe receiving surface must be structurally sound, clean and free from dust, contamination, laitance, coatings and other materials that could prevent adhesion. Existing finishes should be removed to expose the base substrate and masonry joints.\u003c\/p\u003e\n\n\u003cp\u003eRemove embedded timber and any soft, defective or friable material. Repair damaged masonry and surface defects using suitable brickwork, blockwork or repair mortar incorporating BIOKIL SBR Bonding Agent where specified. Floor slabs must be structurally sound and may require replacement where they are badly damaged.\u003c\/p\u003e\n\n\u003cp\u003eMechanically clean contaminated backgrounds using a suitable method such as grit blasting or needle gunning. Rake out masonry joints to a minimum depth of 25 mm, wash the surface thoroughly and remove all remaining contamination. Where appropriate, treat affected masonry with BIOKIL Antisulphate.\u003c\/p\u003e\n\n\u003cp\u003eActive water seepage must be stopped before the tanking coating is applied. Where water ingress is present during preparation, maintain a temporary sump-and-pump arrangement until the substrate is ready to receive the coating.\u003c\/p\u003e\n\n\u003ch4\u003ePreparing Joints and Penetrations\u003c\/h4\u003e\n\n\u003cul\u003e\n\u003cli\u003eRepair defective masonry and surface areas using a suitable repair mortar.\u003c\/li\u003e\n\u003cli\u003eRepair joints with Mapei Mapegrout Fast-Set where appropriate.\u003c\/li\u003e\n\u003cli\u003eStop active water leaks using Mapei Lamposilex or another suitable water-plugging compound.\u003c\/li\u003e\n\u003cli\u003eWater-plug repair cavities should be at least 20 mm in size.\u003c\/li\u003e\n\u003cli\u003eForm a 25 mm x 25 mm fillet at wall-to-floor junctions.\u003c\/li\u003e\n\u003cli\u003eFill recesses and chases with a compatible fast-setting repair mortar.\u003c\/li\u003e\n\u003cli\u003eSeal ducts, pipes and other penetrations before applying the main coating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eApplication\u003c\/h4\u003e\n\n\u003col\u003e\n\u003cli\u003eStir the product thoroughly before use to create an even consistency.\u003c\/li\u003e\n\u003cli\u003eEnsure the prepared background is smooth or lightly textured and free from active water seepage.\u003c\/li\u003e\n\u003cli\u003ePre-wet highly absorbent surfaces where necessary, leaving them damp but without standing water.\u003c\/li\u003e\n\u003cli\u003eApply the first coat evenly using a brush, roller or airless spray.\u003c\/li\u003e\n\u003cli\u003eAllow the first coat to become touch-dry, typically after approximately one hour under normal site conditions.\u003c\/li\u003e\n\u003cli\u003eApply the second coat at right angles to the first to reduce the risk of missed areas.\u003c\/li\u003e\n\u003cli\u003eAllow the completed coating to cure before applying subsequent finishes or exposing it to water pressure.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003eDo not apply the product when the substrate or ambient temperature is below 7°C. A 0.3 mm dry film thickness requires spray application, while a dry film thickness of up to 1 mm may be achieved using suitable airless spray equipment.\u003c\/p\u003e\n\n\u003ch4\u003eRender and Floor Finishes\u003c\/h4\u003e\n\n\u003cp\u003eWhere render is required, a sand-and-cement backing coat mixed at approximately four or five parts sand to one part cement may be gauged with BIOKIL SBR Bonding Agent. An SBR slurry bonding coat should be applied before rendering to provide adequate adhesion and reduce the risk of hollowness or cracking.\u003c\/p\u003e\n\n\u003cp\u003eBest adhesion is generally achieved when compatible subsequent coatings are applied while the tanking layer is touch-dry. Alternatively, the surface may be blinded with sharp sand or treated with an appropriate SBR slurry to create a mechanical key.\u003c\/p\u003e\n\n\u003cp\u003ePremium Liquid Tanking RTU is not suitable as a finished trafficable surface. Floor applications must be protected with a compatible levelling compound, screed or floor covering.\u003c\/p\u003e\n\n\u003ch4\u003eCoverage\u003c\/h4\u003e\n\n\u003cp\u003eApproximately one litre is required per square metre to produce a total dry film thickness of 0.6 mm when applied as two coats. Actual coverage may vary according to substrate texture, porosity and application method.\u003c\/p\u003e\n\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Size\u003c\/th\u003e\n\u003cth\u003eApproximate Coverage at 0.6 mm Dry Film Thickness\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e5 litres\u003c\/td\u003e\n\u003ctd\u003e5 m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10 litres\u003c\/td\u003e\n\u003ctd\u003e10 m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20 litres\u003c\/td\u003e\n\u003ctd\u003e20 m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eTechnical Information\u003c\/h4\u003e\n\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eSingle-pack water-based latex waterproofing compound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication methods\u003c\/td\u003e\n\u003ctd\u003eBrush, roller or airless spray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended application\u003c\/td\u003e\n\u003ctd\u003eTwo coats applied at right angles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage\u003c\/td\u003e\n\u003ctd\u003eApproximately 1 litre per m² at 0.6 mm total dry film thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical touch-dry time\u003c\/td\u003e\n\u003ctd\u003eApproximately 1 hour under typical site conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum curing time before ponding test\u003c\/td\u003e\n\u003ctd\u003e4 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull resistance development\u003c\/td\u003e\n\u003ctd\u003eApproximately 7–10 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum application temperature\u003c\/td\u003e\n\u003ctd\u003e7°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePositive water-pressure resistance\u003c\/td\u003e\n\u003ctd\u003eWater head up to 20 metres after curing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater-vapour permeability\u003c\/td\u003e\n\u003ctd\u003eLess than 4 g\/m² per 24 hours at 25°C and 75% relative humidity at 0.6 mm dry film thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon-dioxide resistance\u003c\/td\u003e\n\u003ctd\u003eEquivalent to approximately 100 metres of still air at 0.6 mm dry film thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethane permeability\u003c\/td\u003e\n\u003ctd\u003eApproximately 79 ml\/m² per day\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable pack sizes\u003c\/td\u003e\n\u003ctd\u003e5 litres, 10 litres and 20 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf life\u003c\/td\u003e\n\u003ctd\u003e6 months in the original unopened container\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature\u003c\/td\u003e\n\u003ctd\u003e5°C to 35°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eImportant Information\u003c\/h4\u003e\n\n\u003cp\u003eDo not apply Premium Liquid Tanking RTU while active water seepage is present. The completed system must also remain free from water ingress during the seven-day curing period following the final coat.\u003c\/p\u003e\n\n\u003cp\u003eWhere the coating is exposed to negative water pressure in a basement environment, it must be overcoated with a suitable render system. Roof applications require protection against ultraviolet exposure, while above-screed floor applications must be covered and protected.\u003c\/p\u003e\n\n\u003cp\u003eStore the unopened container between 5°C and 35°C, protected from frost and direct sunlight. Use the product as soon as possible after opening. Wash hands, tools and equipment with soap and water immediately after application.\u003c\/p\u003e","brand":"BIOKIL.","offers":[{"title":"5L","offer_id":54442132832593,"sku":"1108","price":57.74,"currency_code":"GBP","in_stock":false},{"title":"10L","offer_id":54442132865361,"sku":"1101","price":106.8,"currency_code":"GBP","in_stock":false},{"title":"20L","offer_id":54442132898129,"sku":"1100","price":178.8,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0913\/3903\/0865\/files\/1100_7007bb84-21a5-4c66-aa2d-e051fbe16daa.png?v=1785409316","url":"https:\/\/biokilcrown.co.uk\/products\/premium-liquid-tanking-rtu","provider":"BIOKIL.","version":"1.0","type":"link"}