The Citymaster is built with a genuine USA-Made Clack™ upflow-regenerating control valve and Canadian-made 10% cross-linked resin. The Citymaster softener is designed with the do-it-yourselfer in mind:
your choice of plumbing connectors
push-to-connect brine line connections
pre-loaded softening tank
valve is pre-programmed
bypass valve, plumbing connectors, and drain line connectors are all hand-tightened - no tools required