The OSI Gutter & Seam Sealant is specifically designed for use on gutters and downspouts. When applied a tough flexible and rubbery seal is made to allow for movement during the seasons. This feature can prevent cracking that can happen with other...
The OSI Gutter & Seam Sealant is specifically designed for use on gutters and downspouts. When applied a tough flexible and rubbery seal is made to allow for movement during the seasons. This feature can prevent cracking that can happen with other...