Have this Osi GS121 Clear Gutter Sealant delivered to your job site. Permanently flexible. Water resistant seal. Seals most common gutter and downspout materials. Expands and contracts with temperature changes. Cures to a tough rubbery gasket. Mineral spirits clean up. For use on gutters and downspouts.
Have this Osi GS121 Clear Gutter Sealant delivered to your job site. Permanently flexible. Water resistant seal. Seals most common gutter and downspout materials. Expands and contracts with temperature changes. Cures to a tough rubbery gasket. Mineral spirits clean up. For use on gutters and downspouts.
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