Galvanized Steel Manual Air Valve Backdraft Valve For Ductwork System

Manual Air Damper Feature:

1. It is a volume controller installed in the air duct of air-conditioning and ventilation systems.
2. The open degree of blades is controlled by manual actuator or electric motor.
3. The material could be sprayed galvanized sheet or aluminum alloy or stainless steel.
4. It is applied to air conditioning and air purification systems

Specifications:
Size : 51mm,63mm,75mm,80mm,100mm, 150mm, 200mm,250mm,300mm, 315mm... (other sizes optional according to customer's requirement);

Warmed by special thermal material with sound resistant feartures;

Painted in high temperature with green colour ;

Customized size available

Contact: Cathy

Email: info(at)ypmachinery.com

Whatsapp: 0086-15028109230