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!
Non-flanged horizontal mount exhaust backdraft dampers. The frame is galvanized steel with aluminum blades. 2" deep frame.From $21.70
Fear flanged low velocity gravity exhaust shutter. Galvanized steel frame with aluminum blades. Vertical mount exhaust only. 2,000 fpm max.From $28.90
Rear flanged shutter for high corrosion areas. The frame and blades are aluminum. Vertical mount exhaust only. 2,500 fpm max.From $47.80
Rear flanged exhaust shutter. The frame and blades are extruded aluminum. Vertical mount exhaust only. 3,250 fpm max.From $70.90
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
Rear flanged exhaust shutter for areas that require extreme corrosion resistance. The frame/blades are 304 stainless steel. 2500 fpm max.From $159.20
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
HD motorized GALVANIZED STEEL dampers. 1-1/2 inch flanged frame. 6 inch blades. 120/240 VAC motor with end switch.From $283.00
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
Metal backdraft dampers. Spring loaded for a positive closure.From $9.25
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.