[Inland RV Center, In]

But then the water heater comes on more often. By calculation, 15 feet of 1/2 inch tubing contains 11.5 ounces of water, which is not quite 1 and 1/2 cups of water. I agree, that, so to speak, it's a waste, but so is running the water heater needlessly. Same old story, "nothing is free." Trade offs are a way of life. A matter of personal preference. Andy