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I just removed a stove and fan, and am left with this rectangular exit for the fan exhaust.
I would like to hook up a dryer in place, and am wondering the best way to connect the round duct from the dryer to the rectangular wall opening.
Assuming the rectangle is a 10" x 3-1/4" and the dryer is 4" round, you can get something custom made ($$$) or do this with two pieces;
rectangle to round:
round 6" to 4"
Required, but never shown