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OSI® GS121 - Clear, Clear, 5 oz
Packaging Size Make your selection 5 oz
With GS121 Gutter & Seam Sealant, durability and flexibility are part of the formula. Made of quality resins and polymers that cure to form a tough, rubbery finish, it delivers a water-resistant seal on aluminum, galvanized and vinyl-clad gutters and downspouts. This flexible seal also expands and contracts throughout the year as temperatures fluctuate.
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Specially formulated for sealing around aluminum, galvanized and vinyl clad gutters and downspouts
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Expands and contracts with temperature changes for long-term elasticity and durability without cracking
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Composed of high-quality resins and polymers which cures to a tough, rubbery gasket
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30-minute skinover time
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Contractor-trusted sealant that makes a job last by providing superior protection