volume control damper/air damper
1. Frame and blades are galvanized steel construction
2.opposed blades
3.manual control
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: carton packing
Delivery Detail: usually 7-15 days after L/c or T/T
volume control damper/air damper/VCD
1. Frame and blades are galvanized steel construction
2.opposed blades
3.manual control