Siemens Water Technologies offers a variety of filter cartridge replacements and housings to meet specific configurations and filtration needs. These housings are available to accommodate 10, 20 or 30-in Code 0 filter cartridges. The inlet and outlet are 3/4" NPT connections made to the housing head, allowing cartridges to be replaced without disconnecting the inlet/outlet piping. The bowl incorporates a satin finish to help prevent bacterial build-up.