Culligan CW25-BBS Whole House Basic Water Filter Cartridge， 20，000 Gallons</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>The CW25-BBS polypropylene wound heavy duty filtration cartridge works in Culligan model HD-950A whole house filtration systems</li><li>Perfect for residential homes， helps protect appliances and pluming from sediment and scale</li><li>Features a flow rate of 8 GPM and filter life of 5 months/20，000 gallons (depending on usage and water conditions)</li><li>Reduces: sediment， rust， scale， dirt， coarse sand and sand</li><li>The HD-950A housing has been tested and certified by WQA against NSF/ANSI Standard 42 for materials saferty and structural integrity</li><li>Micron rating of 25 (the smaller the micron rating， the smaller size patricle the cartridge will filter)</li><li>Compatible with Culligan model HD-950A</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41rO7rwQk0L.jpg' noproxy></br>