MJO21ExplorerNov 27, 2013Heated tanks???Next question from the newbie. I have heated tanks that I can plug in. I do not plan on taking on fresh water but will have a gray and black tanks that will be used. Should I plug in the tanks on ...Show More
K_CharlesExplorerNov 27, 2013Most tank heaters say not to turn on if tank is empty, but as said above you don't need to heat an empty tank.