40% of American water heaters run on electricity, not gas. Thinking visually, a plumbing pyramid (if there is such a thing) consists of a foundational layer of piping (inbound and outbound). Next, layer on the cold water intake valve, followed by the hot water heater. In layer three, the pyramid continues with basic fixtures: toilets, sinks, tubs, showers, and sump pumps. Plumbing niceties fill the […]