Four Seasons Courtyard, Inferno Radiant Patio Heater, Up To 36,000 BTU Heat Output With Adjustable Heat Settings, Heats Up To A 20' x 20' Area, Cylindrical Pyrex Glass Column Creates A Stunning 360 Degree Visual Effect, Central Flame & Cylindrical Design Delivers Even Heat, Protective Screen Prevents Contact With Heat Cylinder, Chimney Cap On The Top Distributes Extra Heat, Avoiding Heat Burn By Touching The Top, Tilt Switch For Automatic Shut Off, 100% Gas Shut Off If Flame Extinguishes, Quick Start Push Button Electronic Igniter, Retractable Design For Convenient Storage, Wheels For Easy Moving, CSA Certified LP Gas Only, Tank Not Included.