INDIRECT HEAT; Maximum Heating Capacity: 390,000BTU/HR; Fuel Requirement: LP/NG; Heated Air Volume: 2,800 CFM; Operational Temp. Rating: -40 C or Colder; Maximum Static Pressure: 2.8" w.c.; Discharge Temperature: Up To 250 F (121 C); Decibel Rating: 62dB; Supply Gas Pressure: 1/2lb psi Max-7"-14"wc; Standard Recirculation: YES; Overall Dimensions (LxWxH): 70 x 32 x 57; Approximate Dry Weight: 420lbs