Yeah, I figured I'd just get a female to female threaded adapter and just tape it to seal it up if nothing else.
My buddy who has the Guru just sent me photos. The fitting on the fan looks like it's smooth and about 1 1/4" in diameter. He's gonna get me measurements.
18.5", 22.5" OTS
Large BGE (chambersuac's)
The Fiery Furnace (chambersuac's)
Big JT's Smokin' BBQ Competition Team