EPM Series cartridges have a nominal 10-micron filtration rating, high porosity and chlorine taste & odor reduction. The high porosity design helps prevent the cartridge from plugging before its adsorption capability is exhausted, maximizing the utilization of the carbon while maintaining low pressure drop. Industry standard chlorine, bad taste and odor cartridge at an economical value Basic chlorine reduction and 10 micron sediment filtration for residential chlorinated water supplies Standard 2.5" diameter by 10" length Better dirt holding capacity, minimizing pressure drop through life of cartridge