|The extension on the back of these aluminum eyeball air vents is very narrow and allows little room to attach SCAT ducting. This adapter enables the user to attach 2" diameter SCAT ducting to the back of the vent using a stainless steep clamp.|
The dimensions of the square or mounting flange is 2" x 2".
The unit has a 2-1/2" x 2-1/2" mounting flange and work with most vents that require a 2" ducting, example part #'s 05-01905 & 05-01906.
This is made of aluminum is made specifically to attach 2 inch diameter SCAT ducting.