Products / Pro-Grade 923 Butter-Grade Silicone Roof Sealer

Pro-Grade 923 Butter Grade Silicone Roof Sealer is a tough, flexible silicone membrane that is brush- or trowel-applied at thicknesses up to 1/4 inch. It is used for direct-to-metal repairs and on spray polyurethane foam, smooth and granulated modified bitumen, smooth built-up, aged single-ply membrane, flashings, fasteners, and drains. Supplied in 2 gallon containers, white.