> FR-12 is an ideal replacement for R-12 and just this > year I'm learning that > R-134a is being replaced by this rerigerant, (by When I took my EPA class, I specifically asked the instructor about FR 12, as I'd heard about it on this list last year. He said that it was not a direct drop in replacement for R12, and that to date no such replacement does exist. ===== --Mike Pittinaro My girlfriend left me My trusty Imperial Remains more faithful __________________________________________________ Do You Yahoo!? Yahoo! Tax Center - online filing with TurboTax http://taxes.yahoo.com/