- 1). Locate the Filtrix filter that is under your sink. The filter is typically connected to the cold water supply line.
- 2). Press the quick-connect button on the unit to disconnect the filter body. Pull on the filter body to slide it off from the connection.
- 3). Remove the old cartridge from the filter body and then place the new cartridge inside. Set the old filter cartridge aside.
- 4). Slide the filter body back into position. Push on the filter body until it is secured to the connection. You should hear a snap or pop sound when the connection is made.