Dowsil 791 Black Weatherproofing Silicone Sealant, 310ml

DOWSIL 791 Weatherproofing Silicone Sealant is a one part, low modulus, neutral curing weatherproofing silicone sealant designed for both commercial and domestic applications. It provides excellent unprimed adhesion to most porous and non-porous surfaces. Conforms to ISO 11600-25LM and also meets ISO specifications on 9047 class 50 percent Excellent weatherproof characteristics like resistance to ozone, UV radiations and extreme temperatures Joint movement capability +/-50 percent Working time-20 to 30 minutes Fast curing-tack free in 2 hours Application temperature range is -20 to +50 C Suitable for weather sealing of curtain walling, building facades and expansion joints Can also be used as a frame sealant