Best HVAC app out – SuperCool Slide Rule HVAC Review

I've downloaded numerous HVAC related troubleshooting apps over the years and this is the best one I've found. Even if you think you already know the answer, it's always nice to get confirmation. Especially good for new techs learning the fundamentals. It covers lots of ground and is an all around great app for anyone in the trade.
Review by If Trumps Mouth Is Moving on SuperCool Slide Rule HVAC.