Purchase Qty. Reference FOB Price
10-99 Pieces US$8.00
100-499 Pieces US$7.60
500-999 Pieces US$6.25
1,000+ Pieces US$4.42
Product Description
BACK DRAUGHT DAMPER / ONE WAY SHUTTER Volume control dampers are specially designed for use in heating, ventilating and air conditioning systems for volume, and flow and pressure control of air within the ducts. 1. Easy to install. 2. They run efficiently and quietly, leaving homeowners to ...