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  11. Round Fire Damper, 13-5/8 In. D, 165 Deg F
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Dayton

Round Fire Damper, 13-5/8 In. D, 165 Deg F

product price: $166.99
/ea
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Key Features

  • Mounting Type Dynamic, Vertical or Horizontal
  • Shape Round
  • Includes Stainless Steel Closure Spring; UL Fusible Link
  • Material 20 ga Galvanized Steel
  • Damper Depth 13 5/8 in
See all product information

Product Information

Dimensions

Damper Depth 13 5/8 in
Damper Dia. 3 7/8 in
Nominal Duct Dia. 4 in
Rough Opening Width 4 in
Overall Diameter 3 7/8 in
Overall Length 14 in
Rough Opening Diameter 4 in
For Nominal Duct Diameter 4 in
Frame Depth 14 in

Details

Item 4"dia Galvanized Steel Fire Damper
Mounting Type Dynamic, Vertical or Horizontal
Shape Round
Includes Stainless Steel Closure Spring; UL Fusible Link
Material 20 ga Galvanized Steel
Free Area 0.1 sq ft
Fire Rated 1 1/2 hr
For Use With Low Pressure HVAC Systems
Damper Item Fire Damper
Damper Shape Round
Standards CSFM; IBC; NFPA 80; NFPA 90A,101; NYC MEA; UL 555
Fusible Link 165 Degrees F
Maximum Pressure 4 in wc
Closure Pressure Rating 4 in wc
Closure Velocity Rating 2,000 fpm
Damper Application Fire
Airflow Direction Horizontal; Vertical
Closure Type Spring
Maximum Air Velocity 2000 fpm
Blade Type Butterfly
Frame Material Galvanized Steel
Mounting Position Horizontal; Vertical
Number of Panels 1
Damper Type Dynamic
Rough Opening Shape Round
Frame Less Flange 12.6 sq in
Frame Material Thickness 20 ga
Switch Action Normally Open
Maximum Ambient Temperature 165 Degrees F
Fusible Link Temperature 165 Degrees F
Blade Material Galvanized Steel
For Duct Shape Round

Description

4 In.dia Galvanized Steel Fire Damper, Damper Application Fire, For Nominal Duct Diameter 4 in, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height Not Applicable, Rough Opening Diameter 4 in, Rough Opening Shape Round, Fits Fan Diameter Not Applicable, For Duct Shape Round, Free Area 0.1 sq ft, Overall Width Not Applicable, Frame Material Thickness 20 ga, Overall Length 14 in, Connection Type Not Applicable, Frame Depth 14 in

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