Portable Gas Torpedo Heater, Natural Gas, Direct Spark, 125,000 to 155,000 BtuH, 24 in L

Portable Gas Torpedo Heater, Fuel Type Natural Gas, Heating Capacity Output 155,000 BtuH, Heating Area 3,500 sq ft, Minimum Cylinder Size 100 lb, Ignition Type Direct Spark, Ignition Power Source Electric, Thermostat Included Unit-Mounted, Overall Height 16 in, Overall Width 9 1/2 in, Overall Depth 24 in, Automatic Safety Shut-Off Included Yes, Built-In Air Pressure Gauge Included Yes, Digital Temperature Readout Included No, Flame-Out Sensor Included Yes, LED Diagnostics Included No