HVAC Duct Manual Volume Damper, Metal Adjustment Airflow Ducting Backdraft Damper Control for Air Ventilation System Size:5 inch marine and Machinery

marine and Machinery

90(+/-2%) x Nails

Product Name: Easy-Step Door Stop

Workshop and Garage Repair Fix and so on

HVAC Duct Manual Volume Damper, Metal Adjustment Airflow Ducting Backdraft Damper Control for Air Ventilation System Size:5 inch marine and MachineryThe manual volume damper is used for air volume regulation in an air ventilation system, widely used in HVAC industry. With that installed in your HVAC systems, you can easily control the air flow rate or close off an air duct if needed, to some extent, it will increase the energy efficiency of your system. Specification Color: Material: Outer Diameter of Interface: Overall Size: Packing List: x Duct Manual Volume Damper Advantage 1. Made of durable