Electric Infrared Heater Overall Length 25 1/8 in Overall Width 14 3/4 in Overall Depth 9 1/4 in Phase 1 or 3 Voltage 240V AC Wattage Output 4300W Beam Pattern 60 Degrees Element Type Flat Panel Emitter Housing Color Silver Housing Material Aluminum Mounting Type Recessed Semi- Recessed Surface Suspended Grille Depth 1 1/4 in Grille Height 23 in Grille Width 13 3/4 in Grille Material Steel Zinc Plated Heating Capacity 14 672 BtuH Heating Method Radiant