Pro-Grade 920 Silicone Roof Sealant is a solvent-free sealant offering excellent UV resistance and weathering characteristics with no hardening, crazing, chalking, cracking or reverting. It also offers excellent adhesion to a wide variety of building materials. This one-component, moisture-curing, silicone sealant is used on existing spray polyurethane foam, smooth built-up, smooth modified bitumen, granulated modified bitumen, aged single ply membrane roofs, and metal roof seams, flashings, fasteners, drains and other various repair areas. Pro-Grade 920 Silicone Roof Sealant is also used in non-structural glazing, as a weather seal, for vertical and horizontal crack repairs, vertical and horizontal 2-point adhesion on control joints, and can also be used in concrete restoration, stucco repairs/restoration, EIFS installation and restoration. It is fungus and mildew resistant.

Features:

• Seals roof membrane seams, concrete cracks, flashing, drains and damaged areas on most roof substrates
• For professional use only