{"product_id":"lmn-building-silicone-sealant-white-clear-biokil-crown","title":"LMN Building Silicone Sealant - White\/Clear - Biokil Crown","description":"\u003ch3\u003eLow Modulus, Neutral Cure Silicone for Multi-Surface Sealing\u003c\/h3\u003e\n\n\u003cp\u003e\n  Biokil Crown LMN Building Silicone Sealant is a premium-grade, low modulus neutral cure (LMN) RTV silicone designed for professional sealing applications. It adheres to a wide range of porous and non-porous substrates—including glass, metals, plastics, wood, and PVCu—without the need for priming. With excellent flexibility and weather resistance, it is ideal for both interior and exterior use in construction, glazing, and façade sealing.\n\u003c\/p\u003e\n\n\u003ch4\u003eKey Features \u0026amp; Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent Adhesion:\u003c\/strong\u003e Bonds effectively to most common building materials without priming.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Movement:\u003c\/strong\u003e Accommodates joint movement up to ±50% without cracking.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeather Resistant:\u003c\/strong\u003e Provides durable, long-lasting seals in external environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Dirt Pick-Up:\u003c\/strong\u003e Maintains a clean appearance over time, ideal for PVCu applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePaint Compatibility:\u003c\/strong\u003e Suitable for use over water-based and solvent-based paints.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConforms to Standards:\u003c\/strong\u003e Meets BS5889 Type A (except clause 9) and ISO11600 F\u0026amp;G 25LM.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Details\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Low modulus neutral cure RTV silicone\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMovement Accommodation:\u003c\/strong\u003e ±50%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSkinning Time:\u003c\/strong\u003e 5–20 minutes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCure Rate:\u003c\/strong\u003e Approximately 1mm per 24 hours\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService Temperature:\u003c\/strong\u003e -50°C to +120°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication Temperature:\u003c\/strong\u003e +5°C to +40°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eApplication Instructions\u003c\/h4\u003e\n\u003col\u003e\n  \u003cli\u003eEnsure surfaces are clean, dry, and free from dust, grease, and other contaminants.\u003c\/li\u003e\n  \u003cli\u003eCut the tip of the cartridge, attach the nozzle, and cut it at a 45° angle to the desired bead size.\u003c\/li\u003e\n  \u003cli\u003eApply the sealant using a standard sealant gun, maintaining steady pressure and consistent speed.\u003c\/li\u003e\n  \u003cli\u003eTool the sealant within 5 minutes of application to ensure proper adhesion and a smooth finish.\u003c\/li\u003e\n  \u003cli\u003eRemove any masking tape before the sealant skins over (within 5 minutes).\u003c\/li\u003e\n  \u003cli\u003eAllow the sealant to cure fully before exposing it to water or other stresses.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch4\u003eTypical Uses\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003ePerimeter sealing around PVCu, wood, and metal window and door frames.\u003c\/li\u003e\n  \u003cli\u003eSealing joints in curtain walling and pre-formed panels.\u003c\/li\u003e\n  \u003cli\u003eGeneral glazing applications, including glass-to-glass and glass-to-metal joints.\u003c\/li\u003e\n  \u003cli\u003eWeather sealing in parapets, roofs, and other external building elements.\u003c\/li\u003e\n  \u003cli\u003eSealing soft metals such as lead, copper, and zinc.\u003c\/li\u003e\n  \u003cli\u003eExpansion joint sealing in construction applications.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DIY Refurb","offers":[{"title":"White \/ Single Tubes \/ 310ml","offer_id":53341479174482,"sku":"814T","price":4.79,"currency_code":"GBP","in_stock":true},{"title":"White \/ Box of 25 \/ 310ml","offer_id":53341479207250,"sku":"814A","price":115.0,"currency_code":"GBP","in_stock":true},{"title":"Clear \/ Single Tubes \/ 310ml","offer_id":53341479240018,"sku":"815T","price":4.79,"currency_code":"GBP","in_stock":true},{"title":"Clear \/ Box of 25 \/ 310ml","offer_id":53341479272786,"sku":"815A","price":115.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1060\/4006\/6386\/files\/Biokil_LMN-Building-Silicone-Sealant.webp?v=1777965716","url":"https:\/\/glazingsuppliesdirect.com\/products\/lmn-building-silicone-sealant-white-clear-biokil-crown","provider":"Glazing Supplies Direct","version":"1.0","type":"link"}