Aug 25, 2017
Zack and Ralph continue their talk with the HVAC Know It All, Gary McCreadie. Don't forget to check out Gary on.....
Facebook - https://www.facebook.com/hvacknowitall/
YouTube - https://www.youtube.com/channel/UC-MsPg9zbyneDX2qurAqoNQ
Zack talks about his life in the trades, shop projects and testing tools.
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