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Podcast: HVAC School - For Techs, By Techs
Episode: Triple Evacuation - Short 121
Description: In today's short podcast, Bryan explores triple evacuation. Many people believe that we don't like triple evac, but that's simply NOT true. We're here to set the record straight. If the manufacturer tells you to follow triple evacuation processes, then it's a good idea to do what they say. We won't argue with that. However, our argument is that the procedure can be more time-consuming than it's worth when it's NOT necessary. Deep vacuum technically counts as a vacuum pulled below 500 microns (in residential, that target is usually 200-300 microns). Most modern micron gauges and...