Carrier and Lennox announced this this month ... The problem is that air source heat pumps-- those that exchange heat with the air outside -- get less efficient as the temperature outside gets ...

UK-based Wondrwall says its new heat pump has a coefficient of performance of up to 4.99, with an inlet-outlet temperature of ...

The Energy Saving Trust says there are two main types of heat pump: ground source and air source, plus water source heat pumps, which are less common. These pumps use less fossil fuels than most ...

An often-overlooked source ... heat pumps have an automatic defrosting function, you should try to clear some of the ice by turning off the heat pump system at the circuit breaker and running warm ...

There are air source heat pumps, ground source heat pumps, water source heat pumps and air to water heat pumps. The most common type for residential homes are air source heat pumps. An air source heat ...

Considering a heat pump for efficient home heating? Here’s what it costs, what it offers and why it might be a great fit for ...

Installing a geothermal heat pump system can add up quickly. Learn about the price breakdown by type as well as how to save money on this installation.

There are also ground source heat pumps that take the heat from underground by pumping water through it in pipes. Heat pumps take the available heat from the ground or air and increase it to a ...