Alabama homeowners looking to upgrade their HVAC systems face a specific requirement that many overlook: Alabama Power's $1,000 heat pump rebate only applies when switching from a gas furnace to an ...

New research from Germany’s Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE) has shown that combining rooftop PV systems with battery storage and heat pumps can improve heat pump ...

A heat pump heats and cools your home, functioning like a combined furnace and central air conditioner. Because it absorbs and moves heat from the air, it is exceptionally energy-efficient and ...

Germany’s Ait Group has introduced residential ground-source heat pumps using less than 150 grams of propane, based on results from the Fraunhofer ISE LC150 research project. The new systems deliver ...