... range: 20.25.323. Usage: Drinking water valve4.Package: in cartons 5.color: white, green, grey,or customer's request ... weight), easy to handle and transport 12. Smooth inner wall surface, reducing the pressure loss and increasing the flow speed ... of colors and excellent designs, suitable for in-wall and out-wall installations 14. Excellent ability in chemical corrosion resistance 15. Easy and ...