Round ceiling air vent for exhaust and supply air
- Ningbo Aier ventilation Equipment Co. LTD
- product brand:Aier
- رقم الكشك：W4D43
- product specification:80mm-250mm
- product category:Ventilation Plants-Air passages, ventilation gratings, air inlets / air outlets-
- product introduction:1)Material: SPCC steel
2)Thickness: 0.8mm
3)Painting: RAL9010 or RAL9016
4)Without mounting frame
