"WINDOW DIMENSIONS OVERALL: 32 11/16IN. X 22 1/2IN. X 21 3/16IN.; DIMENSIONS PLATE CUT: 30 3/4IN. X 21IN. X 20IN.; DIMENSIONS SPIGOT: 30 7/16IN. X 20 3/4IN. X 19 3/4IN.; DIMENSIONS SIGHTLINE: 26 15/16IN. X 18 1/8IN. X 17 5/8IN.; WINDOW IS 5MM/1.5MM/5MM LAMINATED GLASS, ELECTRICALLY HEATED, 110 VOLT, SINGLE PHASE; QTY = 6"