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Podcast: HVAC School - For Techs, By Techs
Episode: Short #69 - Trap & Vent
Description: In this short podcast episode, Bryan discusses the importance of the trap and vent in condensate drains. He also describes some trapping and venting best practices. Anytime you have long runs of horizontal drains, you run the risk of having a double-trap. A double-trap creates a water seal, which traps air between the two traps and prevents a system from draining properly. To avoid the complications of double-traps, you can create a proper trap at the air handler. When making a P-trap, make sure the outlet is lower than the inlet; traps need some fall. Then, you...