All eight manufacturers in the U.S. Department of Energy’s Residential Cold Climate Heat Pump Challenge completed rigorous product field testing to demonstrate energy efficiency and improved ...
NORTHBROOK, Ill.--(BUSINESS WIRE)--UL Solutions, a global leader in applied safety science, today announced a significant expansion of its heating, ventilation and air conditioning (HVAC) testing ...
Researchers at Fraunhofer ISE have tested various types of heat pumps in existing buildings across Germany over four years, finding that the systems achieved seasonal performance factors between 2.6 ...
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