64thunderboltExplorer IINov 09, 2014tank heatersMy brother has a Cardinal 5th wheel travel trailer with arctic pkg. It has 2 grey tanks. Does 1 switch control both grey tanks? The switches are not labeled. Thanks to anyone that knows.
64thunderboltExplorer IINov 10, 2014Thanks Old-Biscuit. That was what I was thinking but wasn't 100% sure.
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