We've tested and reviewed products since 1936. Read CR's review of the American Standard Hybrid Heat Pump water heater to ...

Besides the long-term savings, heat pump water heaters have become more affordable with state and local rebates and federal ...

When it comes to lower-energy home heating ... source pump rather than an air source. He carefully bent the tubing of the aircon to allow hot and cold radiators to sit in water baths, with ...

We've tested and reviewed products since 1936. Read CR's review of the Stiebel Eltron Accelera 300E water heater to find out ...

"You'd be silly to not do it." Homeowners rave about ultra-efficient water heater after old tank gives out: 'Essentially ...

This marks the company’s first domestic hot water solution integrated into an air-to-water heat pump product for North America, offering an advanced, sustainable solution for homeowners and builders ...

That's because it's not simply using the electricity for heating. Thanks to the refrigerant gases in the heat pump, it's actually utilising the free heat energy in the air itself. The heat that your ...

After which, “the hot refrigerant ... heat pumps are just as efficient as air conditioners when used to cool your home during the summer months. However, when it comes to heating your home ...

Heat pumps work through the same heat transfer process and largely the same equipment as that used in air conditioners ... Beyond space heating, heat pumps also are used to heat water in ...

Rinnai Corp, a Japanese manufacturer of home heating ... air and a 4.7 kW cylinder that can operate on electricity or in heat pump mode. The system uses a circulation pump to draw water from ...

The DWH A2W Heat Pump uses R32 (difluoromethane) as a refrigerant and reportedly achieves a coefficient of performance (COP) of 4.9. Noise levels range between db (A) 52 and db (A) 56.