Dowsil - 784 Glazing Sealant Aluminium 310ml. Dowsil - 784 Glazing Sealant Aluminium310ml Dowsil™ 784 Glazing Sealant, Aluminium Dowsil™ 784 Glazing Sealant is a one-part, silicone sealant. It has good adhesion to glass, aluminium and other non-porous construction substrates. It contains a fungicide, making it ideal for use in areas where mould growth can occur. Conforms to ISO 11600-G-20LM. It has excellent weathering characteristics, including resistance to ozone, UV radiation and temperature extremes, and has an application temperature range +5 to +40°C.
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