OldMaryJane
Well-Known Member
Its that Jersey Corn.
I was thinking the same thing, get another door so you can add an intake at the bottom and and vent at the top to exhaust. Pulling your exhaust through a carbon filter the blowing it out of the upper vent. The lower vent will be your passive return.You easily remove the original door and replace it with a cheap door that you can hack up, or make a "door" with foam board or something. That's all I got