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

Berry Plastics uses material science and applications knowledge to produce products that help manage moisture, air infiltration and energy in buildings.

BLOCK-IT House Wrap features a patented water channel technology that channels over 98% of water away from the wall assembly and onto the ground.

Columbia Aluminum has been dedicated to developing, manufacturing and distributing weather-strip/door components and floor covering products to the building industry.

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.

VYCOR®, a fully-adhered weather barrier and flashing system, represents the best solution for a house's longevity.

Moisture management starts with the wrap. HardieWrap® weather barriers deliver the performance you've come to expect from James Hardie.

GreenGuard's business is to help you build the most protected and durable walls possible. Their residential line is filled with products that help block water and air infiltration and add insulating power.

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

Whatever your waterproofing, roofing underlayment or flashing needs, Protecto Wrap has you covered.

Choose Roofmaster® membranes and flashings for your next roofing job.

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).

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.