aqua-pure ap811 water filter replacement cartridge

REDUCES SEDIMENT - This filter cartridge provides sediment filtration down to 25 micron nominal,LONGER CARTRIDGE LIFE - The grooved surface of this filter cartridge increases total surface area, which can lead to longer cartridge life (as compared to 3M non-grooved surface cartridges),WHOLE HOUSE FILTRATION - This filter cartridge fits into systems that filter water throughout the home for appliances, sinks, bathrooms, and laundry,IDEAL FOR THREE BATHROOM HOMES - This large capacity filter cartridge is ideal for homes with three or more bathrooms,HOUSING COMPATIBILITY - Use this filter cartridge with 3M Aqua-Pure Whole House Water Filter Housing AP801T and AP801B as well as most competitive 4.5 diameter drop-in whole house water filter housings,SIX MONTH FILTER LIFE - To maximize system performance and efficiency, regularly scheduled maintenance, including replacement of the cartridge every six months (or sooner if a reduction in water flow occurs) is required. Filter life is dependent on actual use and incoming water quality