| | | | | | Understanding the vapor-compression cycle is key to diagnosing heat pump performance. Take a closer look at how pressure ratios and refrigerant flow drive efficiency. |
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| | Sponsored | | NIBCO® PressACR® fittings and tools are designed to meet the demands of air conditioning and refrigeration applications. Systems can be dry-fit before crimping, and flame-free installations mean safer work sites. Now available in sizes 1/4" – 2-1/8". |
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| | | | Part 494 will require commercial equipment registration, leak-rate reporting, and detailed refrigerant documentation. An industry expert breaks down what’s coming. |
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| | Sponsored | | Stay current on CO₂ and propane refrigeration technologies at NASRC’s FREE Natural Refrigerant Training Summit, April 21–23 in Irwindale, CA—hands-on and classroom training led by top manufacturers and experts. Plus, catch the CO₂ RCU Showcase with live equipment demos and interactive, hands-on CO₂ remote condensing unit training. Space is limited; technicians get priority. |
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| | | | HVACR contractors should expect a final EPA technology transitions rule by late Q2 or early Q3, but uncertainty remains in the meantime. Enforcement discretion offers temporary breathing room—but the law is still in place, and compliance mistakes could create long-term risk. |
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| | Sponsored | | An ideal replacement for R-410A, Forane® 454B is now shipping globally, supported by expanded production capacity to ensure reliable supply. With over 65 years of proven expertise in refrigerants, Arkema continues to lead the way in cooling solutions. Trusted by professionals worldwide, Forane® Refrigerants deliver the performance and reliability you need for today—and tomorrow. |
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| | | | As alternative refrigerants enter the market, the initiative aims to reduce emissions, strengthen compliance, and improve system performance worldwide. The partnership aligns technical standards with Montreal Protocol obligations, reinforcing global efforts to manage refrigerants responsibly. |
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| | | | Exploring the regulatory drivers, servicing best practices, and strategies for advising end-user customers. |
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| | | | Remote monitoring and A2L refrigerant leak sensing capabilities improve system up-time, providing contractors with the opportunity to offer increased value and enhanced service agreements. |
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