smart vent

thank's I am trying to vent a mansord roof parepet wall:)>>>

I use it all the time.

Eave Intake Ventilation mostly.

Mid-Roof Intake ventilation for open soffit roofs.

Roof-To-Wall Exhaust Ventilation where a roof horizontally abuts a second story wall and requires to be vented.

Here is the link:

http://www.dc>>>

Dci makes smart vent.>>>

We used some about 15 years ago on an ice plant. I had to look up the name of the rotor type and could only find this pick. The name was a "savonius rotor vent". You simply swap the rotor upside down for intake and turn rightside up for exhaust. Not sur>>>