Even if you’re already familiar with the Fan Energy Index (FEI), Greenheck’s new application guide goes deeper with information about how it’s calculated, how to use it in fan selection, and what advantages it provides over brake horsepower. Read our guide here: https://bit.ly/4bstK1M #FEI #fanenergyindex #Greenheck #saveenergy #HVAC #ASHRAE #AMCA #IECC
翻译：
Global Business Development Manager at SHUANGYANG FAN
1mothis is amazing