Product Detail Features 46,000 BTUs of heating power Can heat an area up to 18 feet in diameter Features an electronic ignition system that does not use a pilot light Comes complete with durable stainless steel burners and double mantle heating grid For your safety an auto shut off valve turns the heater off in harmful conditions . The "Fire Sense Old World Bronze Finish Deco Commercial Patio Heater" is best product for you. We recommended Fire Sense Old World Bronze Finish Deco Commercial Patio Heater