Purchase Qty. Reference FOB Price
5-9 Pieces US$200.00
10-99 Pieces US$120.00
100-499 Pieces US$110.00
500+ Pieces US$102.00
Product Description
Ductile iron backwash valve for sand filter/disc filter Design for automatic back flush in water filtration system especially sand media tank Port size: 2", 3", 4" Hydraulic operation port: 1/8"-1/4" Dimension Chart: Size Inlet/Outlet Drain port A** B C Approx Weight mm inch mm ...