EAF 75

Manufacturer: American Warming and Ventilating

9" Tunnel Transit Damper

Damper Depth9 1/2"

DescriptionExtruded Aluminum Airfoil Tunnel Damper, 250 C/1 HR, Thermal Shock Construction, 6,000,000 Transient Pressure Reversals

Max Face Velocity4000 FPM

Max Pressure21 in. wg

Max Temperature482 F

Min Size6" x 8"

Max Size48" x 102"

Frame Material3/16" Thk. 6063 T5 Extruded Aluminum

Blade Material100 6063 T5 Extruded Aluminum Airfoil, 9 1/4" Max Width

Axles3/4" Dia. Plated Steel or Stainless Steel, Stub

BearingsOil Impregnated Bronze

LinkagePlated or Stainless Steel Bars and Arms w/ Stainless Steel Pins and OIB Bearings

StopsAluminum Angle

FinishClear Anodized

ActuatorElectric or Pneumatic Options Are Available

SealsSilicone On Blade Edges w/ Stainless Steel Compression At Jambs Is Standard (upon request, see seal options)