With CertainTeed Mainely Vinyl, Inc. takes roofing to a higher level

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WinterGuard is installed under shingled roofing to prevent water damage from ice dams, as well as wind-driven rain.


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When snow and ice melt, trapped water can infiltrate to damage the roof deck and building interior.

Flat Roof? Low-Slope Roof? Mobile Home?
Duro-Last is “The World’s Best Roof”!