DR-K sheet metal duct galvanized sheet volume control damper accessory square regulator
- Ningbo Aier ventilation Equipment Co. LTD
- product brand:Aier
- رقم الكشك：W4D43
- product specification:
- product category:Ventilation Plants-Miscellaneous Components for ventilation plants-
- product introduction:1) Material: SPCC steel with zinc plating
2) Accessaries: handle, short clip bearing, long clip bearing, wing nut and washer
