njtonyExplorerNov 10, 2013water heaterWE full time and want to know should we leave the water heater on all the time or just when we need it ? This would be in cold temps.
gajd33ExplorerNov 10, 2013If you are living in your RV full time then you should be just fine to leave it on all the time. Assuming you are using it on a regular basis. If you are new to maintaining water heaters you may want to read through this Water Heater Basics Article