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Cat 5 is a primary air barrier that’s applied with a sprayer or roller to 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.
STRONG DURABLE
PROTECTION
CAN BE SPRAYED
OR ROLLED
CREATES SEAMLESS
MEMBRANE
BONDS TO DAMP
SUBSTRATES
SELF-SEALS AROUND FASTENERS
MEETS EVEN THE HIGHEST CODE & AIR TIGHTNESS STANDARDS
SOLVENT FREE
PHTHALATE-FREE
VOC COMPLIANT
Cat 5 is a single-component, silyl-terminated polymer (STP) that's applied with a sprayer or roller to produce a highly durable, seamless, elastomeric weatherproofing membrane on exterior sheathing, CMU back-up walls, and pre-cast concrete. Cat 5 is proven to prevent water and air penetration of the building envelope in conditions ranging from everyday weather to the drenching rains and 155-mph winds of a Category 5 hurricane.
Use Cat 5 as the primary air barrier over above-grade structural surfaces prepared with Joint & Seam Filler and FastFlash. Solvent-free. Isocyanate-free. Phthalate-free. Complies with all VOC regulations.