Check out the SVU on this Oklahoma City Ventilation Unit!

[@northwesttravels7234]

Might be handy in a hazmat situation?

[@SimpleFPV.]

Does it fill a building with carbon dioxide?

[@scottsellers68]

There better be a good reason for this because I don't see one

[@deaftodd]

When a shit hits the fan, it will turn into a mist.

[@Sir141]

Whats the point of this? A truck with a big fan