On Mon, 17 Jun 2013 16:04:12 -0700, Ashton Crusher
wrote:




I was told I could just do the outside with a "dry pack" system so I
could stick with R22. Or could do the whole thing and go to the new
R-whatever it is.

There is no good reason to stick with R22. The R-whatever works just
fine in our old system at work and was much cheaper to buy.