Purchase Qty. Reference FOB Price
500-4,999 Pieces US$4.35
5,000-29,999 Pieces US$4.15
30,000+ Pieces US$3.65
Product Description
3 stage 20 inch BIG blue water filter with jumbo big blue filter housing Our company has been engaged in the R&D, manufacturing and service of reverse osmosis and nanofiltration membrane elements for 17 years, and is a professional production manufacturer with core technology of membrane ...