This 304 grade stainless steel Well Traveled Living patio heater keeps you warm in chilly evenings, letting you enjoy beautiful fall sunsets deep into season. Fire Sense offers this commercial quality patio heater in three sharp looking finishes – Stainless Steel, Copper and original Old World Bronze. With 40,000 BTU, patio heater provides a heating radius of up to 9 feet. It has safety auto shut off tilt valve, reliable Piezo igniter, stainless steel burners and heating grid, attached wheels for mobility and uses standard 20 lb propane tank. The Stainless Steel patio heater sells for $400, while Copper and original Old World Bronze are priced at $320 and $330 respectively. Well Traveled Living.