Professional acetoxy cure silicone sealant with anti-fungal protection. Quick curing (5 mins skinning) forming permanently flexible waterproof seal. Temperature resistance: -30°C to +150°C Movement accommodation: ±12.5% Tensile strength: 1.5 MPa Shore A hardness: 15-25 Coverage: 10m @ 9x9mm Everbuild (now part of Sika) is one of the UK's leading manufacturers of construction chemicals, sealants, adhesives, and fillers — trusted by builders and trades professionals for reliable performance. Construction sealants and adhesives are essential for weatherproofing, bonding, and gap-filling in building and plumbing applications — always follow manufacturer instructions for best results. Product reference:Part number: SA12GPSBK. APM Plumbing & Electrical — West London's trade electrical and plumbing merchant. Visit us at our Acton trade counter or order online at apmi.uk. Call us on 020 8702 8080.