Dampers

Dayus Opposed Blade Dampers

Rectangular opposed blade dampers with manual slide operator. Extruded aluminum frame with rollformed aluminum blades. Custom sizes. MADE TO ORDER - Any size in 3 days!

S&P Series 411 and 611 Non-Flanged Horizontal Mount Backdraft Dampers

Non-flanged horizontal mount exhaust backdraft dampers. The frame is galvanized steel with aluminum blades. 2" deep frame.

From $21.70

S&P Series 502 Rear Flanged Low Velocity Gravity Shutters

Fear flanged low velocity gravity exhaust shutter. Galvanized steel frame with aluminum blades. Vertical mount exhaust only. 2,000 fpm max.

From $28.90

S&P Series 556 Rear Flanged General Purpose Shutters

Rear flanged general purpose exhaust shutter. Galvanized steel frame with aluminum blades. Vertical mount exhaust only. 2,500 fpm max.

From $40.50

S&P Series EAS-RF Rear Flanged Shutter For Corrosion Prone Installations

Rear flanged shutter for high corrosion areas. The frame and blades are aluminum. Vertical mount exhaust only. 2,500 fpm max.

From $47.80

S&P Series EAS-HDGS Rear Flanged Shutter For Higher Velocity Applications

Rear flanged exhaust shutter. The frame and blades are extruded aluminum. Vertical mount exhaust only. 3,250 fpm max.

From $70.90

S&P Series FGS Rear Flanged FIBREGLASS Shutter

Rear flanged exhaust shutter for areas where corrosion is a problem. Heavy duty fiberglass pultrusion with stainless steel tie rods. 2,500 fpm max.

From $91.20

S&P Series 304SS Stainess Steel Rear Flanged Exhaust Shutter

Rear flanged exhaust shutter for areas that require extreme corrosion resistance. The frame/blades are 304 stainless steel. 2500 fpm max.

From $159.20

S&P Series EASB & EASW PVC Blade Rear Flanged Shutter

Rear flanged exhaust shutters for areas where corrosion is a problem. UV stabilized PVC blades. White or black. 1,500 fpm max.

From $131.70

S&P Series AMD Heavy Duty Aluminum Motorized Damper

HD motorized ALUMINUM dampers. 1-1/2 inch flanged frame. 6 inch blades. Factory installed 120/240 VAC motor with end switch.

From $324.90

S&P Series GMD Heavy Duty Galvanized Steel Motorized Damper

HD motorized GALVANIZED STEEL dampers. 1-1/2 inch flanged frame. 6 inch blades. 120/240 VAC motor with end switch.

From $283.00

S&P Series ACD Extruded Aluminum Motorized Dampers

Extruded Aluminum motorized damper. 5" hat channel frame. 100-240 VAC power open / spring close motor with an end switch.

From $419.70

S&P Series ACL Extruded Aluminum Combination Louver and Damper

Superior resistance to rain while also offering you the ability to close the opening off if needed. 4" channel frame. Birdscreen standard. Optional motor.

From $361.80

Canarm Leader Motorized and Gravity Dampers for AX and P Series Fans

Motorized and gravity dampers for fresh air intake on AX & P series fans.

From $48.00

Spring Loaded Backdraft Dampers

Metal backdraft dampers. Spring loaded for a positive closure.

Fantech RSK Backdraft Dampers

Backdraft dampers with galvanized steel collar and lightweight aluminum damper blades. Spring loaded for positive closure.

From $13.50

Fantech Iris Dampers

Iris dampers for quiet, precise balancing of ventilation systems. Dampers include calibrated airflow measuring device.

From $50.00
 

why buy from us?

We're engineers passionate about home ventilation and serious about customer service – so you can count on us for carefully-selected equipment and expert advice to ensure your project is a success from specification to installation.

Your call is answered by qualified people who will gladly discuss your project in detail, advise you professionally and never sell you inappropriate products.