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

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


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”!