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Active Air 10 Inch Backdraft Damper
- Designed to fit 10 inch circular ducts
- Manufactured from pre-galvanized steel with spring-loaded vanes of aluminum
- The backdraft shutter can be fitted in any position
- Backdraft dampers are designed to prevent reverse air flow when fan is switched off
- Intermittent ventilation systems that ventilate to the outside will greatly benefit by having backdraft dampers
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