Demand Water Heaters

Part 3 of Selecting a New Water Heater. It is possible to completely eliminate standby heat losses from the tank and reduce energy consumption 20% to 30% with demand (or instantaneous) water heaters, which do not have storage tanks. Cold water travels through a pipe into the unit, and either a gas burner or an […]


How big should my solar thermal system be, and which features should I look for?

Part 4 of Heat Your Water With The Sun. Some of the answers to questions about system size and features depend on how you plan to use the solar system. Here, you’ll find general information on sizing systems for water heating, swimming pools, and space heating. To locate more specific information, please see Getting help. […]