Removes impurities from water such as: sand, sludge, rust, or suspended particles. Features: oMade from expanded polypropylene (meltblown PP). oTypically used for pre-filtration/protection. Dimensions: oOuter diameter: 114 mm oInner diameter: 28 mm Usage duration: 1-3 months, depending on water quality. Recommended for drinking water filtration. Disposable cartridge. Attention! oUsed only for cold water supply circuits, microbiologically safe. oDOES NOT remove chemicals from water and does not disinfect water. oAllow water to flow through the cartridge for at least 5 minutes before first use or after a break in use longer than 7 days.