Recessed Electric Wall-Mount Heater Architectural 2250/500 Watts 7680 BtuH Heater Voltage 208 V AC Electric Heater Phase 1 Wall Opening Width 9-1/4 in Color Brown/Aluminum 10.8 Amps AC Wall Opening Depth 3-5/8 in Wall Opening Height 12-1/8 in Mounting Type Surface and Recessed 60 Hz Air Temp Rise 71 Degrees F Grille Material 18 ga Steel Grille Width 10 in Grille Depth 1 in Grille Height 13 1/8 in Housing Width 9 in Housing Depth 3 3/8 in Housing Height 12 1/8 in