Air Conditioning, Heating & Refrigeration News is the weekly newsmagazine of the HVACR contractor covering residential and commercial contracting.

Nov 12, 2020 · Change is coming once again to the HVACR industry, as there is a growing movement to transition from R-410A to lower-GWP refrigerants.California, for example, is proposing a GWP limit of 750 for all new stationary air conditioning systems (residential and commercial) in California starting Jan. 1, 2023, and other states are planning to follow suit.

Aug 15, 2024 · Defining Low GWP and A2L Refrigerants. GWP stands for Global Warming Potential, a metric developed by the United States Environmental Protection Agency (EPA) to measure the amount of heat trapped in the atmosphere from greenhouse gases.

Oct 24, 2024 · At this point in time last year, there was a “historically strong” El Niño in place, which is not the case this year. Gottschalck said 2023/2024’s authoritative El Niño translated to warmer temps across the country, especially in the northern tier, which also coincided with a snow drought from New England to the Great Plains to the Northern Plains and even into parts of …

The latest headlines about, and impacting, the HVACR industry.

Aug 2, 2020 · The big debate in the HVACR industry right now is which refrigerant(s) will be chosen to replace R-410A in many types of comfort cooling equipment. Countries around the globe are already phasing down HFCs, and various states in the U.S. are passing legislation that would also minimize the use of these high-GWP refrigerants. California has been the leader of …

The capabilities of this powerful technology are being employed from design through construction and during ongoing facilities’ operations and maintenance, writes ES NEWS guest columnist Robert Knoedler.

Sep 24, 2024 · One recent innovation comes from Irish technology firm Exergyn, which is developing a unique solid-state cooling technology based on shape memory alloys (SMAs). SMA solid-state cores are zero GWP, nontoxic, nonflammable, cannot leak, and open up new possibilities for increased energy efficiency and clean cooling.

Jan 3, 2025 · DISTRIBUTION TRANSITION: Jon Neustadt, right, became the president of Neuco Inc., a master distributor of HVACR replacement parts, on January 1, while his brother Paul, left, became the executive chairman after 20 years as president. (Courtesy of Neuco Inc.)

Feb 24, 2024 · Need to Know. A2L refrigerants are the latest refrigerants recognized by the EPA’s Significant New Alternatives Policy (SNAP) as substitutes for the high-GWP HFC refrigerants currently used in residential and light commercial air conditioning and heat pump systems. In 2024, these widely available and more environmentally friendly refrigerants will soon become …