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  11. Square Fire Damper, 17-3/4 In. W
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Dayton

Square Fire Damper, 17-3/4 In. W

product price: $129.99
/ea
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Key Features

  • Mounting Type Dynamic, Vertical or Horizontal
  • Shape Square
  • Includes Stainless Steel Closure Spring; UL Fusible Link
  • Material 22 ga Galvanized Steel
  • Damper Shape Square
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Product Information

Dimensions

Nominal Duct Width 18 in
Nominal Duct Height 18 in
Damper Depth 3 11/16 in
Damper Width 17 3/4 in
Damper Height 17 3/4 in
Rough Opening Width 18 in
Overall Height 13 3/4 in
Overall Width 17 3/4 in
Frame Depth 3 3/4 in
Overall Length 3 3/4 in

Description

17.75 In.H-W 3.7 In.L Square GStl Fire Dampr, Damper Application Fire, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 4000 fpm, Overall Height 13 3/4 in, Rough Opening Diameter Not Applicable, Rough Opening Shape Square, Fits Fan Diameter Not Applicable, For Duct Shape Square, Free Area 1.6 sq ft, Overall Width 17 3/4 in, Frame Material Thickness 22 ga, Overall Length 3 3/4 in, Connection Type Not Applicable, Frame Depth 3 3/4 in, Rough Opening Length Not Applicable

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