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20" Backdraft Damper/Wall Shutter, 20-1/2" x 20-1/2" Opening Required

20" Backdraft Damper/Wall Shutter, 20-1/2" x 20-1/2" Opening Required

★★★★★ 4.7 59 reviews
$131.75
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$131.75
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Free shipping Free 30-day returns
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Product details

Management number 213612267 Release Date 2026/04/12 List Price $52.70 Model Number 213612267
Category
  1. Tools & Home Improvement
  2. Building Supplies
  3. HVAC
  4. Registers, Grilles & Vents

Designed to prevent air backflow when the fan is off, this DAYTON backdraft damper/wall shutter is ideal for use with direct- or belt-driven exhaust fans. Model has counterbalanced louvers with felted edges that open easily and seal quietly. Unit has aluminum louvers with white enamel finish, galvanized steel reinforcement strip, and stainless steel rivets. Frame depth: 2-1/2". Model is ideal for areas where corrosion may be a problem. Item: Backdraft Damper / Wall Shutter Fits Fan Dia.: 20" Shutter Overall Size: 25" x 25" Shutter Construction Material: Extruded Aluminum Frame and G-90 Galvanized Tie Rods Shutter Opening Required: 22-1/2" x 22-1/2" Shutter Free Area: 2.519 sq. ft. Shutter Mounting Position: Vertical Shutter Mounting Location: Wall Shutter Item: Backdraft Damper / Wall Shutter Length: 25" Width: 25" Frame Depth: 2-1/2" Open Depth: 5-3/4" Flange Width: 1-1/2" Mounting Hole Size: 9/64" Max. Velocity: 2500 FPM Blade Material: White Painted Aluminum For Use With: Vertical Mounted Exhaust Fans Number of Panels: 1

  • Item: Backdraft Damper / Wall Shutter
  • Fits Fan Dia.: 20"
  • Shutter Overall Size: 23" x 23"
  • Shutter Construction Material: Extruded Aluminum Frame and G-90 Galvanized Tie Rods
  • Shutter Opening Required: 20-1/2" x 20-1/2"
Manufacturer CAI - DAYTON
Package Dimensions 2 x 2 x 2 inches

20" Backdraft Damper/Wall Shutter, 20-1/2" x 20-1/2" Opening Required

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4.7 out of 5
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59 ratings | 24 reviews
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