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.

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

As the leader in the through-wall flashing industry York has led the charge to create flashings that are compatible with the air barriers and insulations that populate the cavity wall.