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EPA Training & Certification

Clean air started here

September 23, 2015

By Steve Schaeber, MACS Technical Editor An important part of MACS Section 609 Certification is a history lesson, discussing the series of events that led to the rules and regulations...
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A/C use and fuel efficiency, A MACS whitepaper

July 13, 2015

  Does using your A/C system cause you to burn more fuel? MACS attempts to answer that question in the attached whitepaper. Free download.   If you’re a service professional...
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