Tag Archives: #R-744

Another A/C milestone


  By Steve Schaeber, MACS Technical Editor We’ve reached another milestone in the mobile A/C refrigerant timeline, and this time it’s a big one: January 1, 2017 was the drop-dead date set by the EU (European Union) for when vehicle … Continue reading

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It’s back! R-744


By Jim Taylor, Editor MACS ACtion Magazine The U.S. EPA has issued a final rule for the use of carbon dioxide (CO2 or R-744)  in motor vehicle air conditioning systems. Wait a minute; didn’t we hear that before? Well, yes, … Continue reading

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