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3520 - Horizontal Mount Pressure Relief Damper (air up)

Standard Features

  • Horizontal mount (air up) pressure relief
  • Designed to open with negative or positive pressures for intake or exhaust air
  • All aluminum construction
  • Blade to blade linkage
  • Foam tape sealed blade edges to dampen noise
  • Single blades on dampers with a height of 10" or less
  • Blades run parallel to first dimension given
  • 1/4" pivot pins in nylon bearings
  • Single unit minimum size 6"x6"
  • Single unit maximum size 24"x24"
  • Fractional and exact sizes available
  • Mill Finish

Compare
Finishes
Options (must specify when ordering)
Submittals (Technical Data/Revit)
Cross Reference
  • Mill Finish

Options

  • Adjustable counter balance arms mounted to center of blades. Adjustable weights can be positioned along arm for various opening pressures. Available only on dampers with multiple blades.
  • Mounting flange
  • Sleeves (contact factory for details)
  • Fractional and exact O.D. dimensions

Compare Similar Products - 
Comparing Products

Location
Adjustable Counter Balance
Mounting Direction
Frame Depth
Frame Depth
Standard Blade Direction
Blade Type
Fixed or Adjustable
Frame Material
Function
Standard Finish
Industry
Sidewall
Option
Vertical
3"
3"
Parallel to 1st dimension
Aluminum
Adjustable
Aluminum
Intake or Exhaust
Mill Finish
Damper-Louver
Ceiling
Option
Horizontal (Air up)
3"
3"
Parallel to 1st dimension
Aluminum
Adjustable
Aluminum
Intake or Exhaust
Mill Finish
Damper-Louver
Ceiling
No
Horizontal (air down)
3"
3"
Parallel to 1st dimension
Aluminum
Adjustable
Aluminum
Intake or Exhaust
Mill Finish
Damper-Louver
Sidewall
Standard
Vertical
5"
5"
Parallel to 1st dimension
26 gauge galvanized steel
Adjustable
16 gauge steel
Intake or Exhaust
Galvanized
Damper-Louver
Ceiling
Option
Horizontal (air up)
5"
5"
Parallel to 1st dimension
26 gauge galvanized steel
Adjustable
16 gauge steel
Intake or Exhaust
Galvanized
Damper-Louver
Ceiling
Option
Horizontal (air down)
5"
5"
Parallel to 1st dimension
26 gauge galvanized steel
Adjustable
16 gauge steel
Intake or Exhaust
Galvanized
Damper-Louver
Ceiling or Sidewall
No
Vertical or Horizontal
Varies by size
Varies by size
N/A
26 gauge galvanized steel
Adjustable
16 gauge steel
Intake or Exhaust
Galvanized
Damper-Louver

SUBMITTALS

3520 Series Submittal

No performance data is available for this product



Cross Reference

Competitor 
Product Series 
Shoemaker Series Notes 
CARNESFAKA (Horizontal Mount Air Up) 
GREENHECKBR-10