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Damper, Backdraft

  • Zoro #: G0885866
  • Mfr #: 4HX33

$43.04

Details
  • Type: Wall Mount, Supply
  • Construction Material: 16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
  • Overall Size (In.): 13-3/4 x 13-3/4
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Dayton #4HX33 Specifications

  • Zoro #: G0885866
  • Mfr #: 4HX33
Type: Wall Mount, Supply Construction Material: 16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware
Overall Size (In.): 13-3/4 x 13-3/4 Use w/Dayton Ventilators: 4HZ42, 4HZ43
Damper Size (In.): 11 x 11 Item: Backdraft Damper
Flange Width (In.): 1-3/8 Outside Flange (In.): 13-3/4 x 13-3/4
Max. Velocity (FPM): 2000 Includes: Felted Edges For Quiet Operation
Country of Origin (subject to change): United States

Description

If properly installed, a backdraft roof damper only needs gravity to close and block air pollutants. Here is some additional information about this Backdraft Damper : CONSTRUCTION MATERIAL: 16-gauge Extruded Aluminum Frame, Aluminum Blades, Galvanized Steel Tie Rods and Stainless Steel Hardware, TYPE: Wall Mount, Supply, MAX VELOCITY FPM : 2000

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