{"product_id":"hb42-fusion-ultimate-sealant-white-290ml-box-of-12","title":"HB42 Fusion Ultimate Sealant - White - 290ml - Box of 12","description":"\u003ch1\u003eOverview\u003c\/h1\u003e \u003cp\u003eThis box of 12 HB42 Fusion Ultimate Sealant cartridges is designed for trade professionals who need a reliable stock of a next-generation hybrid polymer sealant on hand. Engineered to combine the smooth application and clean finish you'd expect from a silicone with the strength, flexibility and long-term durability of a modern polymer, HB42 Fusion delivers where standard silicones and acrylics tend to fall short.\u003c\/p\u003e\n\u003cp\u003eVersatile enough for sanitary, construction, roofing, façade, automotive and marine work, it's also safe to use in food preparation areas and on surfaces that stay consistently damp. With strong anti-mould properties and UV resistance built for both indoor and outdoor use, it's a dependable choice for expansion joints, construction joints, and sealing around plastic, timber or metal frames.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eBox contains 12 cartridges - ready stock for trade or larger jobs\u003c\/li\u003e\n\u003cli\u003eHybrid polymer formulation - silicone-smooth finish with polymer-grade strength\u003c\/li\u003e\n\u003cli\u003eHandles significant movement - accommodates up to ±20% joint movement without cracking\u003c\/li\u003e\n\u003cli\u003eResists mould and UV damage - stays cleaner for longer in any environment\u003c\/li\u003e\n\u003cli\u003eCan be overpainted with waterbased paints once fully cured\u003c\/li\u003e\n\u003cli\u003eBroad temperature range - performs from -40°C to +100°C\u003c\/li\u003e\n\u003cli\u003eBonds to a wide range of surfaces - plastic, timber, metal and more\u003c\/li\u003e\n\u003cli\u003eBuilt to last - 20+ year life expectancy when correctly applied\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctd\u003eArea\u003c\/td\u003e\n\u003ctd\u003eInterior \u0026amp; Exterior\u003c\/td\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Use\u003c\/td\u003e\n\u003ctd\u003eSuitable for sanitary, construction, roofing, façade, automotive and marine industries. Also suitable for food preparation areas and moist surfaces. Ideal for expansion and construction joints, and around plastic, timber \u0026amp; metal frames.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003eHybrid Polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrying Time\u003c\/td\u003e\n\u003ctd\u003e\u003cul\u003e\n\u003cli\u003eSkin Formation Time: Approx. 15–20 minutes (at 23°C \/ 50% RH)\u003c\/li\u003e\n\u003cli\u003eCure Rate: Approx. 3 mm per 24 hours\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication Method\u003c\/td\u003e\n\u003ctd\u003eCartridge gun\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClean Up\u003c\/td\u003e\n\u003ctd\u003eUse a suitable solvent (such as isopropyl alcohol) to remove uncured residue from tools and non-porous surfaces.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003ePreparation\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure all surfaces are clean, dry and free from dust, grease, oil or standing water.\u003c\/li\u003e\n\u003cli\u003eClean non-porous surfaces (e.g. aluminium) appropriately with a suitable solvent cleaner.\u003c\/li\u003e\n\u003cli\u003ePrime porous substrates if required - check compatibility on a test area first.\u003c\/li\u003e\n\u003cli\u003eCheck joint dimensions: minimum 6mm x 6mm, maximum 20mm wide x 12mm deep.\u003c\/li\u003e\n\u003cli\u003eFor deeper joints, insert a backer rod before application to control sealant depth and improve movement performance.\u003c\/li\u003e\n\u003cli\u003eMask joint edges with tape for a clean, professional finish if desired.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplication\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCut the cartridge nozzle to the desired bead size and load into a standard cartridge gun.\u003c\/li\u003e\n\u003cli\u003eApply the sealant firmly and evenly into the joint, keeping the gun at a consistent angle.\u003c\/li\u003e\n\u003cli\u003eTool the sealant within 10 minutes of application for the best finish (a smoothing tool or spatula dipped in soapy water works well).\u003c\/li\u003e\n\u003cli\u003eRemove masking tape immediately after tooling, before the surface skins over.\u003c\/li\u003e\n\u003cli\u003eAllow to skin for approximately 15–20 minutes (at 23°C \/ 50% RH) before disturbing the surface.\u003c\/li\u003e\n\u003cli\u003eIf overpainting, use waterbased paints only, and allow the sealant to fully cure first.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTip: Work in temperatures between +5°C and +35°C for optimal application and curing performance.\u003c\/p\u003e\u003ch2\u003eAftercare \u0026amp; Storage\u003c\/h2\u003e\u003ch3\u003eAftercare \u0026amp; Curing\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKeep the joint free from movement, water contact and dust while curing.\u003c\/li\u003e\n\u003cli\u003eCure rate is approximately 3mm per 24 hours - larger beads will take longer to fully cure through.\u003c\/li\u003e\n\u003cli\u003eAvoid submerging the sealed joint in water; HB42 Fusion is not designed for permanently submerged or aquarium use.\u003c\/li\u003e\n\u003cli\u003eOnce fully cured, the sealant offers excellent long-term resistance to mould growth and UV exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eClean Up\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWipe away excess uncured sealant immediately with a dry cloth or paper towel.\u003c\/li\u003e\n\u003cli\u003eUse a suitable solvent (such as isopropyl alcohol) to remove uncured residue from tools and non-porous surfaces.\u003c\/li\u003e\n\u003cli\u003eCured sealant can only be removed mechanically (e.g. scraping) - solvents will not dissolve it once fully vulcanised.\u003c\/li\u003e\n\u003cli\u003eClean the cartridge nozzle and reseal or replace it for future use to prevent the tube curing in storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eStorage\u003c\/h3\u003e\n\u003cp\u003eStore unopened cartridges in cool, dry conditions between 5°C and 25°C. Under these conditions, shelf life is 12 months. Keep away from direct sunlight and frost during storage and transport (frost resistance during transport is rated to -15°C).\u003c\/p\u003e","brand":"HB42","offers":[{"title":"Default Title","offer_id":58479371616640,"sku":"12xHB42FW","price":81.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0418\/6229\/9814\/files\/ndp-hb42-ultimate-sealant-box-of-12.jpg?v=1784297730","url":"https:\/\/nextdaypaint.co.uk\/products\/hb42-fusion-ultimate-sealant-white-290ml-box-of-12","provider":"Next Day Paint","version":"1.0","type":"link"}