Customers Who Viewed This Item Also Viewed Water Filter Cartridge four PCS five Micron 10 Inch PP Cotton Filter + 2PCS 10 Inch CTO Compressed Activated Carbon The first diploma clear out element: 5μm PPF filter, generally known as PP cotton Size: 10 inches (25 cm) Filtration: 1 micron activity water: about 6 tons, the proposed three months to exchange Function: can efficiently filter out the water, rust, sand and diversified coarse solids. The third point filter element: Compression activated carbon filter Size: 10 inches (25 cm) Dealing with water: about 12 tons, the proposed six months to switch Function: to remove pesticides, chlorine and diverse organic matter, iron and manganese and diverse heavy metals, bacteria, odor, color and powerful carcinogen chloroform and so on.