Germany’s Bosch has developed an air-source heat pump that uses propane (R290) as the refrigerant. It can produce between 3.9 kW and 6.7 kW of heat, and domestic hot water to a temperature of up to 75 ...

A heat pump water heater uses a heat pump to heat water for home use. It can replace traditional water tanks fueled by electricity, gas, propane, or oil, as well as tankless water heaters. Along with ...

The domestic hot-water indirect storage tank lines WST and SST offer plumbing and HVAC professionals simplified installation and superior durability, which ensures fewer callbacks while providing end ...

Chauncey grew up on a farm in rural northern California. At 18 he ran away and saw the world with a backpack and a credit card, discovering that the true value of any point or mile is the experience ...

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 ...

Jon covers artificial intelligence. He previously led CNET's home energy and utilities category, with a focus on energy-saving advice, thermostats, and heating and cooling. Jon has more than a decade ...

What I learned about what to buy, how to save and what to avoid before plugging in a heat pump water heater.

Heat pump water heaters have been around for decades, but it’s only recently that they’ve emerged as a go-to for energy efficiency. More households are opting for heat pump water heaters than ever ...

Scientists in Italy have coupled a solar-powered air heat pump with a water tank for thermal energy storage to provide hot water to a residential building as a retrofit solution. They claim that the ...

Your water heater is one of the most inefficient appliances in your home — electric water heaters account for an average of 18% of your electricity costs, according to the Department of Energy (DOE).