Ventilation plastic air valve with mountaing frame for spiral duct use
- Ningbo Aier ventilation Equipment Co. LTD
- product brand:Aier
- رقم الكشك：W4D43
- product specification:100mm-200mm
- product category:Ventilation Plants-Air passages, ventilation gratings, air inlets / air outlets-
- product introduction:Material: white polyprolene (PP) with heat resistant to 100 degree
Accessories: mounting frame and clamping ring
