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International Automotive Technicians Network
Re: 1234yf
Posted to HVAC Forum on 3/14/2020

Here is something from April 30, 2019:

One of the abandoned Obama HFC regulations, Significant New Alternatives Policy (SNAP) Rule 20, ruled that R134a would be unacceptable in New Light-Duty MAC systems as of model year 2021. California last year adopted SN... Login to read more.