With easy-to-apply DuPont products, you’ll be equipped to seal out drafts and air leaks, block bulk water, and promote drying – keeping everybody inside comfortable in all types of weather.

These quality leak barriers from GAF help prevent wind-driven rain from leaking through the roof deck, or melting ice and snow (caused by ice dams in harsh winter climates) from leaking into property’s interior.

Superior quality roof deck protection from GAF prevents wind-driven rain from infiltrating under your shingles.