Description: PP filter is made of 100% polypropylene melt-blown comparison with conventional wound filters, it has a broader chemical resistance and longer life. Usually used as a preliminary filter for removing coarse particles of impurities in water, sludge, and the suspended materials in the floating roof of the tank, the precipitate flocs and other purposes. Can effectively filter rust, sediment, algae and other large particulate matter in the water; Filtration flow, pressure difference; No chemical binders, more health, safety; Uses: Used for water purification equipment, the main purpose is to pre-purification. Scope: PP cotton filter can be used as a pre-filter water purifier water and other liquids or early filter used to remove coarse particulate impurities in water, sludge, rust. Specification: Material: PP Material Size: Length: Approx. 254mm/10inch Diameter: Approx. 62mm/2.44inch Package Includes: 1 Piece PP Cotton Water Filter Note: Please allow 5mm error due to manual measurement. And make sure you do not mind before you bid. The colors may have different as the difference display,pls understand.