Culligan R50-BBSA Whole House Heavy Duty Water Filter Cartridge， 24，000 Gallons</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Fits HD-950</li><li>Level 1 Basic Filtration. Filter life up to 6 months or 24，000 gallons</li><li>Filters Coarse (50-micron) sediment filtration: sand， rust and scale</li><li>Dimensions - 4.3 inch x 4.3 inch x 9.75 inch</li><li>Ideal for high-flow and well-water applications</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/4190xjME3IL.jpg' noproxy></br>