G groovylime Gambusia MFK Member Oct 25, 2007 270 6 18 Vancouver Sep 10, 2010 #11 In my overyflow I have 2 DIY Durso Standpipes and 2 heaters... nothing else. The heaters are hidden, and the water flow is close to silent. All the filtration happens in the sump.
In my overyflow I have 2 DIY Durso Standpipes and 2 heaters... nothing else. The heaters are hidden, and the water flow is close to silent. All the filtration happens in the sump.