In this episode, Bryan and I hook up to discuss why technicians take so much stock in the, "it will void the warranty" if you do this...or do that! Xoi Technologies http://www.xoi.io/hvac-know-it-all-demo/ Housecall Pro https://www.housecallpro.com/hvacknowitall Save 8% off at https://www.trutechtools.com/ Yellow Jacket https://yellowjacket.com/product/wrap-around-heater-for-refrigerant-cylinder/