Cat 5 is a primary air barrier designed for use over above-grade structural surfaces prepared with Joint & Seam Filler and FastFlash. Cat 5 produces a highly durable, seamless, elastomeric weatherproofing membrane on exterior sheathing, CMU backup walls, and precast concrete.
Proven to prevent water and air penetration of the building envelope in conditions ranging from everyday to the 155-mph winds of a Category 5 hurricane.
Henry offers an extensive variety of air barrier flashings specifically designed to provide easy and quick application, superior adhesion, unmatched weather resistance and full compatibility with other Henry® air barrier, flashing, roofing and waterproofing systems.
With a range of vapor impermeable and vapor permeable options, Henry fluid applied air barriers accommodate every climate and substrate for greater flexibility depending on your project needs.