{"product_id":"sovereign-heydi-barrier-mortar-high-performance-waterproof-repair-mortar-25kg","title":"Sovereign Hey'Di Barrier Mortar – High-Performance Waterproof Repair Mortar - 25kg","description":"\u003ch3\u003eHydrophobic, Non-Shrinking Mortar for Waterproofing \u0026amp; Tanking Junctions\u003c\/h3\u003e\n\u003cp\u003eA high-performance, cementitious repair mortar formulated to prevent water ingress at critical junctions. Designed for use as part of the Sovereign Hey’Di Tanking System, it creates a durable fillet at wall\/wall and wall\/floor joints and can also be used for patch repairs. Its hydrophobic properties and high compressive strength ensure long-term waterproofing without shrinkage or cracking.\u003c\/p\u003e\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForms watertight fillets\u003c\/strong\u003e at construction joints in tanking systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydrophobic \u0026amp; non-shrinking\u003c\/strong\u003e—resists cracking and water penetration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh compressive strength\u003c\/strong\u003e over 40 N\/mm²—suitable for structural repairs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended working time\u003c\/strong\u003e up to 5 hours—ideal for complex prep work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExcellent adhesion\u003c\/strong\u003e to concrete, stone, brick, and blockwork\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Details \u0026amp; Coverage\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Powder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Grey\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Size:\u003c\/strong\u003e 25 kg bag\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYield:\u003c\/strong\u003e Approx. 15 L per 25 kg when mixed with water\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage:\u003c\/strong\u003e Approx. 1 kg per linear metre for a 25 mm fillet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months in dry, cool, off-ground storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eApplication \u0026amp; Mixing Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eApply to clean, damp substrates only (avoid surface water).\u003c\/li\u003e\n\u003cli\u003eMix powder with clean water to a firm, workable consistency.\u003c\/li\u003e\n\u003cli\u003eApply 25 mm fillets at junctions immediately after the first coat of Hey'Di K11 has begun to stiffen (approx. 1 hour).\u003c\/li\u003e\n\u003cli\u003eAllow mortar to stiffen for 2–3 hours before overcoating with the second coat of K11.\u003c\/li\u003e\n\u003cli\u003eDo not apply in temperatures below +5 °C.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eUsage \u0026amp; Safety\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eContains cement—may cause skin and eye irritation or burns.\u003c\/li\u003e\n\u003cli\u003eWear protective gloves, clothing, and eye protection during use.\u003c\/li\u003e\n\u003cli\u003eAvoid contact with skin and eyes; rinse immediately with clean water if contact occurs.\u003c\/li\u003e\n\u003cli\u003eUse only in well-ventilated areas.\u003c\/li\u003e\n\u003cli\u003eKeep out of reach of children.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor comprehensive health and safety information, refer to the Safety Data Sheet.\u003c\/p\u003e\n\u003ch4\u003eIdeal For\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eForming fillets in waterproof tanking systems (Hey’Di K11)\u003c\/li\u003e\n\u003cli\u003eBasements, cellars, retaining walls, and below-ground structures\u003c\/li\u003e\n\u003cli\u003ePatching cracks and repairing damp-prone masonry\u003c\/li\u003e\n\u003cli\u003ePreparation before cementitious waterproof coatings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eComparison Table\u003c\/h4\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eBarrier Mortar\u003c\/th\u003e\n\u003cth\u003eRegular Mortar\u003c\/th\u003e\n\u003cth\u003eHydraulic Cement\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterproof\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShrinkage-Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003ePartially\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication on Active Leaks\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTanking Fillet Use\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"DIY Refurb","offers":[{"title":"Default Title","offer_id":62002187600259,"sku":"30607688","price":61.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0222\/7290\/1216\/files\/Sovereign-Barrier-Mortar-Pic.png?v=1784111691","url":"https:\/\/build4less.co.uk\/products\/sovereign-heydi-barrier-mortar-high-performance-waterproof-repair-mortar-25kg","provider":"Build4less","version":"1.0","type":"link"}