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36" Backdraft Damper / Wall Shutter, 36-1/2" x 36-1/2" Opening Required close
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36" Backdraft Damper / Wall Shutter, 36-1/2" x 36-1/2" Opening Required

Price $133.00 / each

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  • Item # 3C310
  • Mfr. Model # 3C310
  • UNSPSC # 40101504
  • Catalog Page # 4103
  • Shipping Weight 16.0 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • Item Backdraft Damper / Wall Shutter
  • Fits Fan Dia. 36"
  • Overall Square 39"
  • Opening Required 36-1/2" x 36-1/2"
  • Frame Depth 3"
  • Open Depth 6-1/4"
  • Flange Width 1-1/2"
  • Mounting Hole Size Prepunched
  • Free Area 7.436 sq.ft.
  • Max. Velocity 2500 FPM
  • Mounting Position Vertical
  • Blade Material White Painted Aluminum
  • Construction Material Extruded Aluminum Frame and G-90 Galvanized Tie Rod
  • For Use With Vertical Mounted Exhaust Fans
  • Number of Panels 1
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Compliance and Restrictions



Use with direct- or belt-driven exhaust fans to prevent air backflow when the fan is off. Counterbalanced aluminum louvers have felted edges, a galvanized steel reinforcement strip, and stainless steel rivets. Vertical mount. For areas where corrosion may be a problem. 16-ga. frame. For general purpose applications.

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Repair Parts

Displaying repair parts for model:
  • 3C310C,
  • 3C310B

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