The current standards for water heaters, which are specified in the Code of Federal Regulations (CFR) in 10 CFR 430.32(d), have been in effect since 2010. One aspect of the upcoming changes is the ...

When you think about cutting your utility bill, your mind probably jumps to energy-guzzling appliances like your fridge, TV or washing machine. But here’s something you might not realize: your water ...

What's the difference between warm air and cool air? In fact, what does “temperature” even mean? It's stranger than you think. At a basic level, if you increase the temperature of air, you increase ...

A peer-reviewed field study has demonstrated that software-driven controls can allow a standard 120-volt heat-pump water heater to deliver reliable hot water without backup resistance elements, ...

Learn how an air source heat pump water heater works, its benefits, costs, and savings. Discover why heat pumps for hot water are ideal for Aussie homes.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...