Welcome visibly cleaner better-tasting water into your home with the Culligan CW5-BBS Whole Home Heavy Duty 1” Water Filter Replacement. Suited for extra fine-level filtration this easy-to-install whole home filter does the hard work for you by reducing sediment rust scale silt and fine sand so you can safely hydrate as well as protect your plumbing and appliances from contaminant buildup. Recommended for use with city and well water supplies this premium addition to your home water filtration system is made from wound polypropylene filter material and features a cartridge with a 4.5” diameter to provide 4 times the dirt-holding capacity over standard duty 2.5” cartridges. As for its duration we recommend replacing your Culligan whole home water filter—which has a flow rate of 8 gallons per minute—every 4 months or 16 000 gallons. This water filter replacement with its 5 micron rating is compatible with most heavy duty whole home filters including the Culligan Filtration Systems HD-950A and WH-HD200-C. In need of more water filters? Culligan offers a full line of water filtration solutions from under sink filtration to home water filtration systems to make your water the best it can be.