Researchers in Cork are testing a new solar energy system that could help slash home heating bills in the future.

That's where heating water could help—by soaking up excess solar. To do real-world testing, we enrolled 18,000 South Australian households with smart meters and electric water heaters.

While solar, electric, and gas are effective at warming ... Before winter, make sure to drain any still water out of your pool heater. If the water freezes inside the heater, it could damage ...

Uniform Energy Factor refers to a water heater's efficiency when run under simulated heavy use conditions for a 24-hour period. Electric Tanked is part of the Water Heaters test program at ...