Product Review

REDUCTION OF SEDIMENT - It is usually the first filter in a water filtration system. The main function is for reduction of sediment, such as sand, dirt, silt, rust and various fine particles that even can't been seen by naked eyes.
100% MELT-BLOWN POLYPROPYLENE - Sediment filters are made of fine melted polypropylene, which is then blown and spun in a cylinder-like form. It is physically stong and resists to chemical and corrosion.
ANSI/NSF STANDARD 42 CERTIFIED COMPONENT - Tested and certified by independent third-party. Genuine iSpring filter sold directly by manufacturer. Performance and quality gurranteed.
WELL PACKED FOR FRESHNESS - Each cartridge is individually wrapped with manufacturing date

Micron rating: 5 Micron
Dimensions: 10 x 2.5"
Capacity: 15,000 gallons
Replacement schedule: 1-4 times a year, depending on the water quality"