I talk to Jim Bergmann about not using refrigerant gauges on systems when performing air conditioning preventative maintenance. We discuss how Measure Quick can help speed things up with its non evasive testing. Measure Quick https://www.measurequick.com/ Danfoss Refrigerant Week https://www.danfoss.com/en/about-danfoss/our-businesses/cooling/refrigerants-and-energy-efficiency/danfoss-refrigerant-transition-center/?utm_source=influencer&utm_medium=affiliate&utm_campaign=dcs_refrigerant_week_2019_hvacknowitall&utm_content=HVAC_Know_It_All_Ref_Week Housecall Pro https://www.housecallpro.com/hvacknowitall