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.

Henry® Blueskin® RF200 is an SBS modified bitumen roofing membrane underlayment reinforced with a superior skid-resistant polyolefin surface film.

Residential Building Solutions from Henry. Enhancing the building envelope for a more comfortable, energy-efficient home.

MFM Building Products provides an entire "envelope" of weather barrier products and flashing products.