Do you know how the SEER rating on your new air conditioner impacts your energy bill? How about HSPF of your heat pump? Does your home meet NGBS standards? The acronyms used to rate the energy ...

It’s 2023. Do you know where your SEER2 products are? That’s a question HVAC contractors need to ask themselves, as the new year brings new minimum energy-efficiency standards for single-phase ...

There are roof shapes and ratios that maximize heat retainment and energy efficiency and, interestingly, ancient Italian architects and builders seemed to know it, too. While serving as a visiting ...

NREL has updated its Best Research-Cell Efficiency Chart. The tool highlights the highest confirmed conversion efficiencies of research cells for a range of PV technologies. “Everything up to the end ...

The Department of Energy set stricter energy efficiency standards that are supposed to save consumers money while cutting down on pollution. The Department of Energy set stricter energy efficiency ...

The US Department of Energy's National Renewable Energy Laboratory (NREL) has updated its Best Research-Cell Efficiency Chart with the inclusion of a new cell category – Hybrid Tandems. “This category ...

ARLINGTON, VA. — The Internal Revenue Service recently issued Form 5695, Residential Energy Credits, which is the form for taxpayers to use when claiming tax credits under Section 25(c) of the ...

Purdue University engineers have developed a second-generation smart accumulator with oil circulation ratio (OCR) sensing capabilities for heating, ventilation, air conditioning and refrigeration, or ...

Climate change is here -- and it's not going away -- and governments across the globe are expanding financial incentives to reduce emissions. That extends to the US government, which has had an ...