Dayton Backdraft Roof Dampers

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Mfr # 3HHL6

Key Features:

  • Item: 19.8"H-W 4.5"L Alu Spring Bkdrft Dampr
  • Type: No Flange, Horizontal or Vertical Mount
  • Damper Size (In.): 19-3/4 x 19-3/4
Mfr # 4HX65

Key Features:

  • Item: 17"H-W 4.5"L Aluminum Backdraft Damper
  • Type: Roof Mount, Exhaust
  • Damper Size (In.): 15 x 15
Mfr # 2FTX5

Key Features:

  • Item: 13.75"H-W 4.5"L Alu Univ Backdraft Dampr
  • Type: No Flange, Horizontal or Vertical Mount
  • Damper Size (In.): 13-3/4 x 13-3/4
Mfr # 2FTW8

Key Features:

  • Item: 9.75"H-W 4.5"L Alu Univ Backdraft Dampr
  • Type: No Flange, Horizontal or Vertical Mount
  • Damper Size (In.): 9-3/4 x 9-3/4
Mfr # 2121-0400-2125

Key Features:

  • Hose Inside Dia.: 4 in
  • Hose Length: 25 ft
  • Max. Working Pressure @ 70 F: 16 psi
Mfr # 2RB69

Key Features:

  • Item - Roof Ventilators: Gravity Ventilator
  • Style - Roof Ventilators: Low Profile
  • Blade Dia.: 10"
Mfr # 1C744

Key Features:

  • Item: 21"H-W 5.75"L Alu Wall Backdraft Dampr
  • Shutter Mounting Position: Vertical
  • Shutter Mounting Location: Wall
Mfr # 2RB70

Key Features:

  • Item - Roof Ventilators: Gravity Ventilator
  • Style - Roof Ventilators: Low Profile
  • Blade Dia.: 12"
Mfr # 478N34

Key Features:

  • Overall Height: 90 in
  • Overall Length: 80 in
  • Overall Width: 58 in
Mfr # 1RWB4

Key Features:

  • Promotion Restriction: Not eligible for promotion
  • Item: Light-Duty Industrial Fan
  • Blade Diameter: 30"
Mfr # 6K778

Key Features:

  • Item: Belt Drive Motor
  • Motor Design: Split-Phase
  • Motor Enclosure Design: Open Dripproof