If you’ve ever spent hours scratching your head over a fan system that just refuses to perform, you’re not alone. For TAB (testing, adjusting, and balancing) pros like Cody Shook, P.E., TBE, CxA at ...
EC VS AXIAL: Ulrik Vadstrup, HVACR segment manager at ABB and guest columnist for ES News, shares insights on motor technology for HVAC. March 3, 2026 Electronically Commutated (EC) fans have ...