CFM Test: Broan 210 AI B210E75RS, Q350 Zehnder

[@richbecks7036]

Thanks Cody. Very helpful.

[@peterjobrien]

Did you ever pin down why the broan was not exceeding 160cfm?

[@PassiveHouseCody]

I did not. Both of them out of the box were at 160 CFM? 24% delta from specification though.