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
AllworthExplorer IINov 27, 2013Even if you have some liquid (say: less than 1/3 full) there is plenty of expansion room (called "head space") and heat is not really necessary.