ArmourGard Roofing Underlayment 3 ft. x 65 ft.

Roofing underlayment used for waterproofing under shingled roofs preventing water penetration due to ice dams or wind-driven rain. Improved flexibility for superior performance. Slip-resistant surface for safer application. Fiberglass reinforced for extra strength. Self-sealing aroud roofing nails.

It can also be used as an underlayment around chimneys, dormers, vent stacks, skylights and other roof-top structures or apertures, around doors and windows, and as an exterior vapor barrier for foundations and basements.

Offered in certain stores only. Verify with your local Canac store for availability.