toilet water runs every 30 minutes Home › Forums › Public Forums › General Plumbing › toilet water runs every 30 minutes This topic has 1 reply, 2 voices, and was last updated 21 years, 10 months ago by robertgf. Viewing 1 reply thread Author Posts 24 Jun 2002 at 12:07 am #275641 MasterPlumbersKeymaster I live in a townhouse and 2 of my toilets run every 30 minutes (one down stairs and one up stairs)what could be causing them to run and what can I try to fix the problem before calling a plumber? [email protected] 27 Jun 2002 at 2:42 am #292614 robertgfParticipant flappers are worn out’the water you hear running is bimply the fill valves doing there job trying to refill the tank Author Posts Viewing 1 reply thread You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In