The North American commercial refrigeration industry is reaching a critical point in its move toward low-GWP refrigerants. In the United States, it is driven by the AIM Act, while Canada is advancing parallel measures through the Canadian...
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The commercial refrigeration sector is facing one of its biggest regulatory changes in years. On January 1, 2026, the U.S. Environmental Protection Agency (EPA) begins enforcing new requirements under Subsection (h) of the AIM Act, rules that...
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In the District of Columbia (DC) and beyond, the energy transition is creating new opportunities for HVAC contractors every day. Heat pumps outsold gas furnaces by more than 35% nationwide in 2024, according to data from the Air-Conditioning...
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The U.S. Environmental Protection Agency (EPA) recently held a public hearing to gather industry input on its proposed revisions to the Technology Transitions (TT) rule — a key part of the AIM Act that governs the phasedown of high-GWP HFC...
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When The ACHR NEWS published the article What Comes After R-454B and R-32? earlier this summer, it exploded in readership — tens of thousands of page views in just a few days. That level of traffic is telling. Contractors are not just...
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Many outdoor condensing units for walk-in coolers and freezers are placed on building rooftops. This frees up valuable indoor space for the business owner and reduces the indoor heat load on the air conditioning system. This is a benefit for the...
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For decades, regulatory changes have been constants in the HVACR industry, with shifts typically followed by a relatively predictable path forward. Today, with the collective potential for federal deregulation, refrigerant and energy standards in...
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Researchers at the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, have developed a new, easily manufacturable, solid-state, thermoelectric refrigeration technology with nano-engineered materials that is twice as efficient as...
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Today, it is common to find new air-cooled refrigeration condensing units using microchannel condensers. These condensers are an all-aluminum coil designed with multiple small channels within flat tubes. The tubes are connected between two...
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IKEA recently announced that it is partnering with Svea Solar to offer air-to-water heat pumps to customers in Germany. With these new heat pumps, IKEA contends that customers can actively contribute to climate protection while significantly...
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The New York State Department of Environmental Conservation (DEC) and North American Sustainable Refrigeration Council (NASRC) recently announced completed projects at two Key Food stores in the Bronx, New York. The projects...
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