THE 150000 BTU DYNA-GLO DELUX NATURAL GAS FORCED AIR HEATER FEATURES A DIRECT DISCHARGE SPARK (INTERRUPTED) IGNITION SYSTEMS HEATING UP TO 3500 FT² COUPLED WITH ADJUSTABLE HEIGHT CONTROLS TO INSURE YOU GET THE HEAT YOU NEED WHEN YOU NEED IT AND WHERE YOU WANT IT. ALSO INCLUDES A THERMOSTAT FOR A COMFORT CONTROL. FEATURES UP TO 150000 BTU'S COMFORT CONTROL THERMOSTAT OVERHEAT AUTO-SHUT-OFF PROTECTION ADJUSTABLE HEAT ANGLE EASY LIFT CARRYING HANDLE AND EASY GAS HOSE HOOKUP. NOT FOR USE IN RESIDENTIAL LIVING AREAS OR IN INADEQUATELY VENTILATED AREAS. PROPER VENTILATION REQUIRED DURING OPERATION. IT IS CSA LISTED. THIS PRODUCT HAS A ONE YEAR LIMITED WARRANTY. WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65warnings.ca.gov -