HARRIER EY SUBMITTER DRAWING * EXTRUDED ALUMINUM CONSTRUCTION * HINGES LOCATED AT BOTTOM ON WIDTH DIMENSION * REMOVABLE FACE * OPTIONAL FACE MOUNTING HOLES WITH SCREWS *BARS ON 3/4 INCH CENTERS *FILTER FRAME MAY BE SCREW FASTENED TC DUCT «USES NOMINAL 1 INCH FILTERS. SEE SD-9126-1 FOR 2-5" DEPTHS.