pipe fitting floor flanges
dayton 33w755 louver flange kit24x24 g7589583
louver flange kit length 26 1 2 in . width 26 1 2 in . height 1 1 2 in . material extruded aluminum for use with aluminum combination louver dampers and drainable fixed louvers includes mounting hardware br b features b ul li for use with aluminum combination louver dampers and drainable fixed louvers li li height 1 1 2 li li includes mounting hardware li li item louver flange kit li li length 26 1 2 li li material extruded aluminum li li width 26 1 2 li ul