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September 28, 2025
Fan Law 2 for Techs with Adam Mufich
Join Adam Mufich from National Comfort Institute in this game-changing presentation on Fan Law 2 for Techs from the 6th Annual HVAC/R Training Symposium! If you've ever wondered why your replacement equipment sounds like a rocket ship or why heat exchangers keep failing, this session will open your eyes to the critical relationship between airflow and static pressure.
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Equipment selection may seem like a pretty straightforward process: look at the data plate, find the tonnage that’s close to your Manual J calculation’s total load, and you’re good to go, right? The problem with that approach is that a 3-ton unit won’t deliver 36,000 BTUs per hour like it says on the data tag. […]
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Crankcase heaters are a critical but often overlooked component in air conditioning and refrigeration systems. Their function is simple but vital: to prevent liquid refrigerant from migrating into the compressor crankcase during the off-cycle. A missing or failed crankcase heater is a leading cause of premature compressor failure. This guide covers why they're necessary, how […]
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This tech tip is based on an HVAC School podcast episode with Tim De Stasio. Tim has written several articles about HVAC design on his blog, several of which he has been generous enough to share with HVAC School. Tim’s focus is on humid climates, and moisture mitigation is one of his main focuses in […]
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