Circular Duct Air Volume Damper with multi-blade

It can regulate air volume with 5 gears;
Material: Galvanized tinplate(Galvanized steel);And stainless steel is available if you require;
Product color: Natural color (as shown in the sample picture);
Specifications: See above,and also can customize according to the customer’s size;

(For single blade VCD,please check here: https://www.smartclima.com/round-duct-air-volume-damper-with-single-blade.htm ）

• The item  is available for retail and wholesale;
• The place of origin is in China,when you buy one or two,please consider freight(by air or by sea) into the cost;
• Accept bulk order with Container delivery;
• Please contact us to email:  ventilation@smartclima.com