PR-56
Manufacturer: American Warming and Ventilating
PR-56 3-½” Pressure Relief Damper
Pressure Relief, Single Thickness (Vertical or Horizontal Mount)
Damper Depth3-1/2"
DescriptionPressure Relief, Single Thickness (Vertical or Horizontal Mount)
Max Face Velocity3000 FPM
Max Pressure2 in. wg
Max Temperature250 F
Min Size6" x 6"
Max Size48" x 96"
Frame Material16 Ga. Galvanized Steel
Blade Material16 Ga. Galvanized Steel, 10" Max Width
Axles1/2" Dia. Plated Steel, Stub
BearingsPress Fit Flanged Ball Bearings
LinkagePlated Steel Brackets, Brass Barrels and Plated Steel Rod
StopsGalvanized Steel
FinishMill
ActuatorCounterbalance and Pressure Set Weights
SealsNone Is Standard (upon request, see seal options)