I have a saniflo sanibest unit in my garage .it is used to pump waste water from a sink , a washing machine and waste from a water softener . today it leaked water everywhere.it stopped running . then started to continually run until i switched it off at the mains . could it have a faulty float or switch .cani get one to fit myself and how much . cheers , derek.

Plumbing - Saniflo - Sanibest macerator with multiple connections