Aire Technologies 77 SERIES 1 1/2 HR. DYNAMIC Fire Dampers
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Aire Technologies 1 1/2 hr. UL rated DYNAMIC Fire Dampers. Applications where FANS REMAIN RUNNING during Fire and Smoke Control. Series includes Types A, B, and C.
77 Series is UL rated at 1 1/2 hrs. for use in installations rated 2 hrs. or less.
Standard profile (4 1/4"), 22 ga. Galvanized Steel construction.
Standard Fusible Link - 165 or optional 212.
Available in Stainless Steel.
Available in VERTICAL APPLICATIONS ONLY.
Available in SINGLE SECTION sizes:
Type A - 4"x4" to 24"x24"
Type B - 4"x4" to 24"x20"
Type C - Round 4" to 20"
Type C - Rectangular / Oval 4"x4" to 22"x20"
77 SERIES FIRE DAMPERS ARE SOLD TO QUALIFIED INSTALLERS ONLY.
ALL TYPE FIRE DAMPERS ARE QUOTE ONLY ITEMS.
TYPE A - BLADES IN AIR STREAM
TYPE B - BLADES OUT OF AIR STREAM
TYPE C - BLADES AND FRAME OUT OF AIR STREAM
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