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.

Georgia-Pacific's DensElement® Barrier System integrates fiberglass-mat gypsum sheathing and water-resistive and air barrier in one.

The ForceField® air and water barrier system consists of engineered wood sheathing panels which are laminated with a proprietary air and water barrier and is ideal for residential or light commercial construction.

LeakBarrier Door and Window Tape, ValleyFlash and Asphalt Organic Base Sheets help prevent water, air and moisture leaks.

With over 25 years of proven performance on millions of homes, DuPont™ Tyvek® weather barriers play an integral role in the world’s leading home and commercial weatherization solutions.