Excellent unprimed adhesion to masonry, concrete and natural stone substrates
Extension/compression joint movment capability of +100/-50%
Excellent performance even in building joints that experience extreme movement
Description
What is DOWSIL 790 Silicone Building Sealant? A one-part, ultra-low-modulus, neutral-curing silicone elastomeric sealant for use in high-movement weathersealing applications. It has excellent primerless adhesion to concrete and most porous substrates and is available in a wide variety of colors.