Specifications Carbon Block Water Filter Cartridge(CTO20Black)
1)NSF42
2)No block;no black water
3)China Top Manufacturer;Sell200000pcs/mon
1)About Carbon Block Water Filter Cartridge(CTO20Black) : CTO20: NSF42 Certified;standard 20''x2.5" Carbon Block Filter; fits most standard sized water filter housing.
2)About YUNDA FILTER CO.:
3)Pictures of Carbon Block Water Filter Cartridge(CTO20Black) :