The Saniflo Sanicompact 48/C4 is a self contained system that is used to install a half-bathroom up to 9 feet below the sewer line, or up to 100 feet away from a soil stack. The Saniflo Sanicompact 48 can handle the effluent from a toilet and sink and is quite simple to install with a simple water feed connection, a discharge connection and a standard 3 prong wall plug. This is one of our hottest selling systems with incredible reliability and state of the art technology