Recessed Electric Wall-Mount Heater, Architectural, 1125/1500 Watts, 3840/5118 BtuH, Heater Voltage 240/277 V AC, Electric Heater Phase 1, Wall Opening Width 9-3/16 In., Color White, 4.7/5.5 Amps AC, Wall Opening Depth 3-3/4 In., Wall Opening Height 11 In., Mounting Type Surface and Recessed, 60 Hz, Air Temp. Rise 59 Degrees F, Grille Material Steel, Grille Width 10 3/4 in, Grille Depth 1 1/2 in, Grille Height 12 1/8 in, Housing Width 9 1/4 in, Housing Depth 3 3/4 in, Housing Height 11 in