Width: 21-1/4
Height: 38-3/4
Depth: 26-5/8
BTU/Hour Input1: 15,800-52,600
Heating Capacity2: up to 2,800 sq ft
Hopper Capacity: 92lbs
Viewing Area: 169 sq in
Efficiency3: 79.9%
Emissions: 1.48g/hr

1BTU/hr Input based on maximum feed rate per hour multiplied by approximately 8,600 BTUs, which is the average BTUs from one pound of pellets
2See your local Harman dealer for help in determining the product that best suits your heating needs based on climate, home efficiency, location of the heater, and air movement in the room.
3Weighted Average LHV (Low Heating Value) Efficiency