Rules of thumb, friend, or foe?
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Find out why HVAC technicians’ rules of thumb must be based on math, not something made up or convenient, from ACCA HVAC expert Ed Janowiak.
Manager of HVAC Design Education at ACCA
Ed Janowiak is ACCA's Manager of HVAC Design Education and can be reached at ed.janowiak@acca.org or 703-824-8878.
Latest posts by Ed Janowiak (see all)
- The Efficiency of Duct Booster Fans: Do They Work? - August 25, 2023
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- Tech Tip: Come On! You Can Just Add a Ton, Can’t You? - June 15, 2023
Posted In: Aside, Technical Tips, Technology
