Moen TS983 Features: Moen TS983 Technologies/Benefits: M-PACT� Common Valve System: This innovation from Moen gives the homeowner the up-most functionality and convenience when it comes to bathroom faucets. Designed to be a catch-all valve system, once M-PACT� is installed you can upgrade the style of the lavatory or shower faucet without replacing any of the faucet plumbing. Moen TS983 Specifications: Variations: