Government The system works With lower lifetime costs, Sloan solutions are BAA compliant and specially designed for the needs of government and penal institutions. Product Collection MCR-8002-AL MICRO Plumb Products 8-I/O Control Module. Eight input/output field programmable control module to control lavatories, water closets, showers or combination fixtures. MCR-231-D MICROPlumb Products Push Button Assembly. Waterproof push button for use with any MICRO Plumb controller. Used on fixtures with "D" shaped hole. May be used to activate flushometer, lavatory and shower solenoids. MCR-102-A MICRO Plumb Products 2-Line Mixing Manifold. Manifold containing four electronically activated solenoids used to supply hot, cold and mixed water to two lavatory fixtures.