O/A H 120 INS; O/A W 60 INS; OPENING W 4 INS; FRAME MATL STEEL; O/A THK 2 INS; BLADE QTY 6; ADJUSTABILITY FEAT. NOT INCLUDED; STATIONARY BLADE; OPENING H 6 INS; BLADE DESIGN RETURN BEND ON INSIDE AND OUTSIDE EDGES; SHUTTER MATL AND TYPE STEEL BLADE; SURF. GALVANIZED