70 applicants tentatively selected to receive funding for over 2,400 zero-emission heavy-duty vehicles, along with infrastructure and workforce development projects, to tackle climate change, reduce air pollution, and advance environmental…
Honeywell has filed a SNAP application with the US EPA for approval to offer R-1234yf as a retrofit for R-134a. In 2022, the EPA received a SNAP application from Koura….
MACS member Robinair is sponsoring this webinar. They have joined forces with MACS to offer an incredible opportunity for free Section 609 test prep webinar and online test. These webinars aim to…
By Steve Schaeber, MACS Technical Editor The mobile air conditioning industry has, so far, used R-1234yf refrigerant primarily in passenger vehicles and light duty trucks. Although MACS has reported on…
By Steve Schaeber, MACS Technical Editor On September 26th, US EPA finalized two rules that will reduce the projected growth and emissions of HFCs (hydrofluorocarbons), a class of chemicals that…
By: Elvis Hoffpauir On July 2, 2015, the final rule Protection of Stratospheric Ozone: Change of Listing Status for Certain Substitutes under the Significant New Alternatives Policy Program http://www.epa.gov/ozone/snap/regulations.html was…
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…
On July 2, 2015, the final rule Protection of Stratospheric Ozone: Change of Listing Status for Certain Substitutes under the Significant New Alternatives Policy Program was signed by EPA Administrator…
