Dowsil 781 is a one-part silicone sealant, which has excellent adhesion to a wide range of non-porous surfaces, including: glass, aluminium, painted surfaces and composite boards.

Features:

• Suitable for glazing applications, weather sealing of sheet cladding, curtain walls, draught proofing and general internal sealing applications.
• 781 has excellent weatherability, with an application temperature range +5 to +40°C and joint movement capability +/– 20%.
• It is listed by the UK Water Regulations Advisory Scheme for use in contact with potable water once cured.
• It is fast curing and offers excellent resistance to ageing, shrinkage, cracking and discolouring.
• It is tack-free in one hour with a working time of 5-10 minutes.

Technical data:

• Colour - Clear
• Size - 310ml
• Brand - Dow Dowsil

Standards & Certifications:

• ISO 11600-F&G-20LM
• WRAS