R134a is in fact - an upgrade only in the since that it is the latest
and most common stuff out there - therefore relatively easy to get and
use. But in fact - R12 actually performed better - but there are a few
refrigerants out there that very closely match the R12. Freeze12 is one
of them. But it's a pita to have to hunt it down, when 134a is all over
the place.

John

On 5/8/2013 4:14 PM, Rob wrote:
> If you can't get R-12 is it?
>
> Rob
> vwrobb@gmail.com
>
> (Well ok, you can go to ebay & bid on cans of R-12, but that's now kind
> of like a up-grade!)
> http://www.ebay.com/sch/i.html?_trksid=p2050601.m570.l1311.R1.TR5.TRC0&_nkw=r-12+refrigerant&_sacat=0&_from=R40
>
>
>
>
> At  5/8/2013 03:09 PM, JRodgers wrote:
>> Well, uh, yeah - just a figure of speech.
>>
>> John
>>
>> On 5/8/2013 11:41 AM, Jeff wrote:
>>> Changing from R-12 to 134 is definitely not an "upgrade"...;-)
>>>
>>> Perhaps an "update"?
>>>
>>> Cheers,
>>>
>>> Jeff
>
> .
>