Description
- The wind valve material is PP and PVC, which is characterized by anti-corrosion, anti-aging, price concessions, easy installation.
- The current manual air valve mold a molding, high strength, good sealing, smooth appearance, low resistance. Its specifications are diameter 63mm, 75mm, 90mm, 110mm, 160mm, 200mm, 250mm, 315mmd. The diameter of it is more than 355 can be customized.