Manual Iris volume control damper is an ideal air flow regulator and measuring device for circular ducts, the diaphragm valve ensures a perfect accordance between the diameter indication on the handle and the opening of the valve, in the fully open position the iris damper provides 100% free area with on control mechanism in the airstream allowing easy and effective cleaning of the duct work system. Available in sizesφ80-800mm.

Manual Volume Control Damper Dimension Drawing

Damper Production

Damper Production

CE Certificate

Packaging:

For small quantity dampers, they will be packaged with cartons; For large quantity dampers, they will be packaged with carton and pallets;

Shipping:

For small size goods, delivery by air will be suggested; for large size goods, it will be shipped by sea.

We will choose the most economical way to ship the goods to save cost for you.

1. We have professional technicians to provide advice on choosing models;

2. We have specialized foreign trade staff to offer best quotation for you;

3. We have experienced staff to provide installation guide for you;

4. We will choose the most economical mode of transport to save cost for you;

5. We will offer good after-sales service for you.