Best Seller | DAYTON 6WRJ4 Door Louver,14-1/8 H,20-1/4 W,Steel Door Louver, Material Steel, Finish Gray Primer, Louver Opening Height 12 1/2 in, Louver Opening Width 18 1/2 in, Rough Opening Height 12 1/2 in, Outside Height 14 1/8 in, Outside Width 22 1/4 in, Free Area 0.8 sq ft, Flange Width 1 1/4 in, Maximum... ... more DAYTON 6WRJ4 Door Louver,14-1/8 H,20-1/4 W,Steel Door Louver, Material Steel, Finish Gray Primer, Louver Opening Height 12 1/2 in, Louver Opening Width 18 1/2 in, Rough Opening Height 12 1/2 in, Outside Height 14 1/8 in, Outside Width 22 1/4 in, Free Area 0.8 sq ft, Flange Width 1 1/4 in, Maximum... | | $110.99 go to store |