Where does a motorhome usually get running water?
Unlike most regular homes, which get their water via underground pipes or a well, RVs carry a supply of water for when they are not hooked up a city water system in a campground. The size of these tanks vaties from a couple of dozen gallons to a hundred gallons in large fifth wheels and motor coaches. When an RV is hooked up to an exterior water faucet, the water pressure on board will be the same as what is in the incoming line. But when the RV is on its own not hooked up to an external water source the water will be pumped from the onboard water storage tank to the sinks, shower and toilet by a 12-volt electrical water pump. These devices are hidden from view and only operate when a switch is flipped to activate them. Water faucets in RVs have both hot and cold running water. Most RVs have a six gallon hot water heater that is lit by flipping a switch inside the RV, usually on a control panel in the kitchen. A full tank of water will heat up in about 12 minutes, and will provide one
