customer-service Help
  1. Home
  2. /
  3. Heating & Cooling
  4. /
  5. Ventilation
  6. /
  7. Dampers
  8. /
  9. Fire and Smoke Dampers
  10. /
  11. Square Fire Damper, 7-3/4 In. W, 165 Deg F
Shop All Fire and Smoke Dampers
Dayton

Square Fire Damper, 7-3/4 In. W, 165 Deg F

product price: $74.35
/ea
Free Shipping on orders over $50
Free 30-Day Returns

Key Features

  • Mounting Type Dynamic, Vertical or Horizontal
  • Shape Square
  • Includes Stainless Steel Closure Spring; UL Fusible Link
  • Material 22 ga Galvanized Steel
  • Damper Depth 3 11/16 in
See all product information

Product Information

Dimensions

Damper Depth 3 11/16 in
Nominal Duct Width 8 in
Damper Width 7 3/4 in
Nominal Duct Height 8 in
Damper Height 7 3/4 in
Rough Opening Width 8 in
Overall Width 7 3/4 in
Overall Height 7 3/4 in
Overall Length 3 3/4 in
Frame Depth 3 3/4 in

Details

Item 7.75"H-W 3.7"L Square GStl Fire Dampr
Mounting Type Dynamic, Vertical or Horizontal
Shape Square
Includes Stainless Steel Closure Spring; UL Fusible Link
Material 22 ga Galvanized Steel
Standards CSFM; IBC; NFPA 80; NFPA 90A,101; NYC MEA; UL 555
For Use With Low Pressure HVAC Systems
Free Area 0.2 sq ft
Damper Shape Square
Fire Rated 1 1/2 hr
Fusible Link 165 Degrees F
Damper Item Fire Damper
Recommended Retaining Angle 2TGG5
Maximum Pressure 4 in wc
Closure Pressure Rating 4 in wc
Closure Type Spring
Damper Type Dynamic
Switch Action Normally Open
Fusible Link Temperature 165 Degrees F
Frame Material Thickness 22 ga
Airflow Direction Horizontal
Frame Less Flange 64 sq in
Blade Type Curtain
Frame Material Galvanized Steel
Mounting Position Horizontal; Vertical
Maximum Air Velocity 4000 fpm
Maximum Ambient Temperature 165 Degrees F
Damper Application Fire
For Duct Shape Square
Rough Opening Shape Square
Blade Material Galvanized Steel
Closure Velocity Rating 2,000 fpm
Number of Panels 1

Description

7.75 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 7 3/4 in, Rough Opening Diameter Not Applicable, Rough Opening Shape Square, Fits Fan Diameter Not Applicable, For Duct Shape Square, Free Area 0.2 sq ft, Overall Width 7 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

Ratings & Reviews

3 Reasons You Can Count On Us

  • Supplies for every job.

    Supplies for every job.

    10 million items and the exact one you need.

  • When you need it fast, count on Zoro!

    When you need it fast, count on Zoro!

    2 million products ship in 1 day.

  • Stretch your budget further.

    Stretch your budget further.

    Everyday low prices on the brands you love.

Explore More Products