DOWSIL™ 784 Glazing Silicone Sealant. DOWSIL™ 784 is a one part, silicone sealant. It has good adhesion to glass, aluminium and other non-porous construction substrates. It is ideal for use as a weather-sealant in areas that may be subject to high humidity, such as windows, bathrooms and kitchens where mould growth can occur.
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