Alpha ProTech Engineered Products, Inc. offers a variety of housewrap products appropriate for various applications.

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.

The TYPAR® Weather Protection System provides superior air and water holdout, exceptional moisture vapor transmission, superior tear strength and optimal surfactant resistance PLUS The TYPAR Advantage.

The range of DuPont™ Tyvek® flashing products are durable, tough, tear-resistant and deliver superior protection from water damage and perform through extreme temperatures (they can even handle prolonged exposure to UV light).