Huge Fan Running

Large return fan running

[@cindywieczorek5608]

So is this fan basically a big blower fan with a giant fan?

[@ag6371]

Does this vent outside?

[@spinningfans873]

It can exhaust air outside or return the air to be recycled into the building. The amount of air it exhausts is used to control the air pressure in the building

[@Alanb1980]

What is this fan used for and where is it located?

[@spinningfans873]

It is used for a return fan in an air handler in Cleveland Ohio area