I will note that, at least in the fans-for-computers-and-electronics industry you can pay more money and get the same CFM in a smaller AND quieter size. Motor type/quality and blade design has some sort of effect on this. Diminishing returns and all that of course.
I don’t know if this really applies to the types of fans a person would be using for something like this.
Yeah, definitely.
I will note that, at least in the fans-for-computers-and-electronics industry you can pay more money and get the same CFM in a smaller AND quieter size. Motor type/quality and blade design has some sort of effect on this. Diminishing returns and all that of course.
I don’t know if this really applies to the types of fans a person would be using for something like this.