product menu

Rectangular Industrial Dampers

Heavy Duty, Flanged, All Steel, up to 10 w.g."
H-420
Heavy Duty, Flanged, All Steel, up to 10 w.g."
Heavy Duty, Flanged, All Steel, up to 10 w.g."
H-420
Heavy Duty, Flanged, All Steel, up to 10 w.g."

Application

The Model H-420 is a heavy duty flanged frame style industrial control damper with 14 guage galvanized steel blades and frame. This model also has a heavy duty linkage and stainless steel sleeve type bearings. One section can be built up to 48w x 96"h
Heavy Duty, Flanged, All Steel, up to 20 w.g."
H-620
Heavy Duty, Flanged, All Steel, up to 20 w.g."
Heavy Duty, Flanged, All Steel, up to 20 w.g."
H-620
Heavy Duty, Flanged, All Steel, up to 20 w.g."

Application

The Model H-620 is a heavy duty flanged frame style industrial control damper. It has 10 gauge galvanized symetrically designed blades.
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."
NAH-720-1
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."
NAH-720-1
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."

Application

The model NAH-720-1 is a heavy duty flanged frame style industrial control damper that has steel formed airfoil blades.
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."
NAH-720-2
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."
NAH-720-2
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."

Application

The model NAH-720-2 is a heavy duty flanged frame style industrial control damper that has steel formed airfoil blades.
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."
NAH-720-3
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."
NAH-720-3
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."

Application

The Model NAH-720-3 is a heavy duty flanged frame style industrial control damper. It is designed to control airflow and provide shutoff in hvac or industrial process control systems. This model is available in parallel or opposed blade action.
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."
NAH-720-4
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."
NAH-720-4
Opposed Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."

Application

The Model NAH-720-4 is an extremely heavy duty industrial steel airfoil control damper that is rated up to 40 w.g. This damper has 3/8" galvanized steel frame and 12 gauge double skin construction airfoil blades. The NAH-720-4 can also be manufactured in all stainless steel construction."
Opposed Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."
AH-620
Opposed Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."
Opposed Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."
AH-620
Opposed Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."

Application

The Model AH-620 is a heavy duty flange frame style industrial control damper. It has a 10 gauge galvanized steel frame and hollow airfoil extruded aluminum blades. This model also offers heavy duty jamb linkage, 3/4 plated steel axles
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."
NAH-721-1
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."
NAH-721-1
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 20 w.g."

Application

The model NAH-721-1 is a heavy duty flanged frame style industrial control damper that has steel formed airfoil blades.
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."
NAH-721-2
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."
NAH-721-2
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 30 w.g."

Application

The model NAH-721-2 is a heavy duty flanged frame style industrial control damper that has steel formed airfoil blades.
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."
NAH-721-3
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."
NAH-721-3
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 35 w.g."

Application

The Model NAH-721-3 is a heavy duty flanged frame style industrial control damper. It is designed to control airflow and provide shutoff in hvac or industrial process control systems. This model is available in parallel or opposed blade action.
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."
NAH-721-4
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."
NAH-721-4
Parallel Blade, Heavy Duty, Flanged, All Steel, Airfoil Blades, up to 40 w.g."

Application

The Model NAH-721-4 is an extremely heavy duty industrial steel airfoil control damper that is rated up to 40 w.g. This damper has 3/8" galvanized steel frame and 12 gauge double skin construction airfoil blades. The NAH-720-4 can also be manufactured in all stainless steel construction."
Parallel Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."
AH-621
Parallel Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."
Parallel Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."
AH-621
Parallel Blade, Heavy Duty, Flanged, Steel Frame, Aluminum Airfoil Blades, up to 13 w.g."

Application

The Model AH-621 is a heavy duty flange frame style industrial control damper. It has a 10 gauge galvanized steel frame and hollow airfoil extruded aluminum blades. This model also offers heavy duty jamb linkage, 3/4 plated steel axles
image placeholder
Jackshafting
Rectangular Industrial Dampers
Jackshafting
Rectangular Industrial Dampers

Application

image placeholder
Maintenance
Rectangular Industrial Dampers
Maintenance
Rectangular Industrial Dampers

Application