Hi Paul, I can give you my experience with my Jaguars. Go and get a few packets of a few different sizes from B&Q's - they're in the plumbing aisle. I have used them with R12 & R134a systems with no problems whatsoever. Hope it helps. Simon --- In doc-uk@xxxxxxxxxxxxxxx, "Paul Salsbury" <paul.salsbury@xxxx> wrote: > Quickie > > Does any one sell all the O-Rings for the air con system as a set or do I have to order them all individually?? > > Cheers > Paul > > > [Non-text portions of this message have been removed]