× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: is there a legal limit to R-22 found in R-12
Posted to HVAC Forum on 9/14/1999

[...trimmed text...]

Hello Micheal, I have never seen R-22 in a new cyclinder of R-12. Every cyclinder I have gottten so far has been 100% pure. R-22 will not work properly in a 12 system. That is a small amount but I wou... Login to read more.