An expansion valve controls the pressure and temperature of refrigerant in the coils. Some air-source heat pumps have an emergency heating system that kicks in when temperatures drop below freezing.

An air source heat pump is an alternative way to heat your home. It will help you reduce your impact on the environment and potentially save you money on your energy bills in the long run. Heat pumps ...

The pressurized liquid presses against an expansion valve at the end ... Because most heat pumps also function as air ...

The refrigerant then pumps the heat from the evaporator to ... using heat transfer fluids in roll-bond and air source evaporators as indirect expansion heat exchangers instead of refrigerants ...

Heat pumps have become a hot topic in building decarbonization conversations, but there are still misconceptions about them.

Debuting at IBS, this marks the company’s first domestic hot water solution integrated into an air-to-water heat pump product for North America. LAS VEGAS, NV — Carrier, global leader in intelligent ...

The other common heat-pump product you might have is an air conditioner, which will often have an outdoor unit (a compressor) which cools your indoor space by pumping chilled refrigerant to the indoor ...

It's not as simple as having a tree-hugging son. Making the switch to a heat pump takes a little more forethought.