The Whole House Water Filter, Housing/Sediment bag Filter, Big Blue 20'' Jumbo comes with 20" Water Filter System with Sediment Bag Filter and 1.5 Ports. The water filter enhances the filter life in RO system and reduces the filter cartridge replacement cycle. The clean and clear water that reaches your washing machines helps retain white cloths its shine. No more clogging of your kitchen and bath room taps and clean water for bathing. This Bag filter can be recycled for multiple uses by giving a pressure wash. It has a life of about 6 to 9 months based on the sediment content in the water.