10 inch transparent bottle UDF pre-filter for Water Household Drinking Water Filter Replacement Description: _x000D_ The first stage filter : PPF filter , commonly known cotton _x000D_ Size: 10 inch _x000D_ Function: rust can effectively filter the water , sediment , colloids, suspended solids and other coarse solids . _x000D_ The second stage filter : granular activated carbon filter , commonly known as UDF _x000D_ Size: 10 inch _x000D_ Function: granular activated carbon adsorption high , effective adsorption of chlorine , odor , color and other substances. _x000D_ The third stage filtration : Precision mesh activated carbon filter, commonly known as CTO _x000D_ Size: 10 inch _x000D_ 3-6 Month Filter Life: By replacing your water filter every 3-6 months, depending on your water quality, you keep your water tasting great. _x000D_ High Quality Filtration: This filter reduces dirt, sediment, sand, silt, rust and corrosion, and other particles _x000D_ _x000D_ Specification: _x000D_ Material: PP Cotton + Activated Carbon _x000D_ Overall Size: Approx. 410x150x410mm/16.14x6x16.14inch _x000D_ The first stage filter: Length: 25.4cm/10inch, Outer Dia:6.3cm/2.5inch, inner dia:3cm/1.18inch _x000D_ The second stage filter:Length: 25.4cm/10inch, Outer Dia:7.5cm/2.95inch, inner dia:2.8cm/1.10inch _x000D_ The third stage filter: Length: 25.4cm/10inch, Outer Dia:7cm/2.75inch, inner dia:3cm/1.18inch _x000D_ Package Includes: _x000D_ 1 Set 3 Filter _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_