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Dynamic Wall Fire Damper.
In
stock and ready to ship. Reduced competitive prices
including quantity break discounts.
DWFD is a Type A Dynamic Wall Fire Damper with an
integral 12" sleeve. It is UL Classified for installation in walls floors and
partitions with a fire rating of less than 3 hours. This damper may be installed vertically or horizontally in dynamic HVAC systems that continue to run in the event of fire. Dynamic Wall Fire Damper are also approved
for static systems.
CONSTRUCTION:
Frame Roll formed, 20 gauge galvanized steel
Blades Low-profile, roll formed, galvanized steel
Closure Springs stainless steel constant force coil
Maximum Velocity 2000 FPM
Maximum Pressure 4" WG
Fusible Link Replaceable 165 deg F (212 deg F available)
Sleeve 12",20 gauge galvanized steel
Finish Mill galvanized
Dynamic Wall Fire Damper DWFD meets or
complies with the following as a dire damper: All major building codes, including IBC/ICC International Code UL 555 Listing 1-1/2 and 3 Hour - File #R25410 ULC S112
Type A Dynamic Wall Fire Damper
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