Unfinished Birch (Yellow) Flush (w/frame) Vent, 2 1/2" X 12 (duct), Trimline

Slim, trim, flush styling with the cleanest look possible. Sets flat on the subfloor. The frame is set permanently while the vent is removable to permit cleaning of the duct throat. Delicate looking but tough. Adjustable box damper also available.