Recessed Electric Wall-Mount Heater Commercial/Industrial 1500/3000 2000/4000 Watts 3840/7680 5120/10 240 BtuH Heater Voltage 208/240 V AC Electric Heater Phase 1 Wall Opening Width 14-1/4 in Color White 7.21/14.42 8.33/16.67 Amps AC Wall Opening Depth 3-3/4 in Wall Opening Height 18 in Mounting Type Recessed 60 Hz Grille Material 18 ga Steel Grille Width 16 3/8 in Grille Depth 1 1/4 in Grille Height 20 1/4 in Housing Width 16 1/4 in Housing Depth 4 1/4 in