RD Pro construction grade siliconized acrylic sealant is a superior sealant fortified with silicone for increased flexibility and Extended life. It provides excellent adhesion to most building substrates and offers added bonding strength for durable, watertight seals. Paintable and non-staining, it is ideal for interior or exterior applications. 35 year warranty. Exceeds ASTM C 834-00. Cleans up with soap and water. Click on the Red Devil link at the top of this page to see more quality products from Red Devil.