There are three different types of heat pump systems: air-to-air, water-sourced and geothermal. An air source heat pump system uses the air outside your home to transfer heat inside. These are ...

Once you have determined the power source and the size of heat pump water heaters you need, you’ll want to check out the energy efficiency of different models available to make sure you save ...

These water heaters are far more energy-efficient than conventional options. We put 10 models to the test. By Yasmeen Khan Heat pump water heaters have been around for decades, but it’s only ...

One key difference between this and an air-source heat pump is that this one can only heat. You'll need a separate air conditioner unit for cooling. A new spin on the hot water tank This heat pump ...

A group of scientists from China's Shandong Jianzhu University has developed a water source heat pump heating system for residential applications. The system can utilize water geothermal ...

A heat pump ... If your water heater is tucked away in the basement or a utility closet, you might not even notice it; if it’s closer to your living space, however, it could be a source of ...

Also known as a ground source heat pump. It uses constant temperature below the ground to heat, cool and even provide hot water. It’s a lot more efficient than a regular heat pump that uses air ...

While you might be aware of all the hype surrounding heat pumps, do you know what they are, how they work, how they are ...

“Importantly, the water used by the ice source heat pump in this scenario undergoes a closed cycle: A portion of the wastewater is treated and injected into the city gas pipes, absorbing heat ...