Dow Corning 791 Waterproofing Silicone 310ml

Dow Corning 791 is a one part, weatherproofing silicone sealant that gives excellent unprimed adhesion to most porous and non-porous construction substrates including brickwork, masonry, timber, PVC, glass and most metals. 

MAIN USES

For weathersealing of curtain walling, building facades and expansion joints. Also suitable for use as a frame sealant.  

BENEFITS

• Highly flexible

• Joint movement capability +/- 50%

• Excellent weathering characteristics, including resistance to ozone, UV radiation and temperature extremes

• Conforms to ISO 11600-F&G-25LM and also meets ISO specification 9047 class 50%

• 20-30 minutes working time

• Fast cure – tack free in 2 hours

• Application Temperature Range -25 to +50°C