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Re: What oil to use to lube A/C o-rings
Posted to HVAC Forum on 4/24/2006

Thomas you need to go to your local supply house and get some of this. [...] [[...]]

I have been using Nylog for [...] is way better than any oil. Pag or ester oils will corrode fittings. I have removed fittings that have been in rust conditions for several ... Login to read more.