About Us

GCP is a leading global provider of construction products technologies that include additives for cement and concrete, the Verifi® in-transit concrete management system, high-performance waterproofing products, and specialty systems. 

GCP products have been used to build some of the world’s most renowned structures. 

50 years of industry expertise

Perm-A-Barrier® Air Barriers Trusted

 by Architects and Contractors

GCP Applied Technologies is known for a comprehensive portfolio of air barrier systems to meet the precise needs of any commercial building project, in every climate. Our proven air barrier technologies deliver industry-leading performance that stands the toughest test of all: the test of time. 

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NFPA 285 Compliant

One of the first to achieve 
NFPA 285 fire safety compliance across a broad portfolio of air barrier products in a variety of wall assemblies, GCP products meet or exceed ASTM and ABAA standards for air barrier materials. 

Durability

GCP air barrier products are engineered to deliver maximum performance year after year—proven through extensive, long-term testing in real-world conditions. 

Quality

Advanced materials and manufacturing quality systems ensure consistent quality for long-lasting performance you can stake your reputation on.

Download the Air Barrier Portfolio Brochure

Fill out the form below and receive our air barrier portfolio brochure as well as new product information by email.

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Air Barriers Can Save Up To 39% in Energy Costs

 
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