Posted 8/18/2017 22:45 (#6196382 - in reply to #6196334) Subject: RE: thermosink waterers
Probably the best cold weather energy free fountain out there. I've had a couple for 13 years. Hardly any problems, but I really hate cleaning the bottoms out. The sludge is 8 feet down, so it's sump pump and several flushes of water.