3-Stage Clear 10 inch Whole House UDF CTO System Carbon Sediment Filters. The first stage filter : PPF meltblown filter , commonly known as PP cotton. Size: 10 inch. Function: rust can effectively filter the water , sediment , colloids, suspended solids and other coarse solids. The second stage filter : granular activated carbon filter , commonly known as UDF. Function: granular activated carbon adsorption high , effective adsorption of chlorine , odor , color and other substances. The third stage filtration : Precision mesh activated carbon filter, commonly known as CTO. 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. High Quality Filtration: This filter reduces dirt, sediment, sand, silt, rust and corrosion, and other particles. Material: PP Cotton + Activated Carbon. Overall Size: Approx. The first stage filter: Length: 25.4cm/10inch, Outer Dia:6.3cm/2.5inch, inner dia:3cm/1.18inch. The second stage filter:Length: 25.4cm/10inch, Outer Dia:7.5cm/2.95inch, inner dia:2.8cm/1.10inch. The third stage filter: Length: 25.4cm/10inch, Outer Dia:7cm/2.75inch, inner dia:3cm/1.18inch. If you have any questions and Happy Shopping! 1 Set 3 Stage Water Filter Cartridge. Please verify your address during checkout. We are not responsible for any wrong or undeliverable addresses. People always bought together with. The item “3-Stage Clear 10 inch Whole House UDF CTO System Carbon Sediment Filters” is in sale since Monday, September 17, 2018. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Water Filters”. The seller is “shiningweddingdeals” and is located in Shenzhen. This item can be shipped worldwide.