TFD-75
Manufacturer: American Warming and Ventilating
TFD-75 8” Heavy Duty Fire Transit Damper|Heavy Duty Fire Damper Rated For (4) Four Hours to BS 476, Part 20 and NFPA 130 (250 C/1 HR)
Damper Depth8"
DescriptionHeavy Duty Fire Damper Rated For (4) Four Hours to BS 476, Part 20 and NFPA 130 (250 C/1 HR)
Max Face Velocity5000 FPM
Max Pressure30 in. wg
Max Temperature482 F
Min Size6" x 8"
Max Size48" x 102"
Frame Material12 Ga. Galvanized Steel
Blade Material14 Ga. Galvanized Steel, Airfoil Shape, 7-1/2" Max Width
Axles3/4" Dia. Plated Steel, Stub
BearingsStainless Steel Sleeve
LinkagePlated Steel Bars and Arms w/ Stainless Steel Pins and OIB Bearings
StopsGalvanized Steel
FinishMill
ActuatorElectric or Pneumatic Options Are Available
SealsSilicone On Blade Edges w/ Stainless Steel Compression At Jambs Is Standard (upon request, see seal options)