The Omnipure (Q5605) is a 5 Micron water filter out that aids within the removal of sediment. The Omnipure (Q5633) is a carbon GAC filter out that aids within the removal of taste, odor and chlorine taste and odor. These filters features the optional Twist Tap in-head valve system, which mechanically turns the availability water off when the body is disconnected from the top. This filter out can be utilized in ice makers, refrigerators, beverage equipment, drinking fountains, under the sink systems, and reverse osmosis systems, such because the Purotwist 4000. These filters are to get replaced each and every 6 months to a year, depending at the water usage and water quality.