× 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: Pressure testing with nitrogen or Argon
Posted to HVAC Forum on 6/24/2014 1 Reply

[...trimmed text...]

I was told that nitrogen is preferred because it is always dry. CO2 as normally supplied has some moisture, it is only dry if you specify it so, and probably costs more.

Login to read more.

1 Replies Received (View Replies)