3.5" WALL INLET

3.5" RECTORSEAL FORTRESS WALL INLET, DIMS: H-2 3/4" W-4 3/8" L-9", OPENING DIMS: 2 3/4" X 3 1/2", 3" X 3 1/4", WEIGHT: 1 LBS, MFG. BOX, MADE IN THE USA