Lava Heat Italia - AMAZON-111 - Ember Patio Heater - Gun Metal Finish - Propane Configuration Liquid propane gas patio heater (LP tank not included) Gun Metal Finish 51,000 BTUs with 5 ft. heat radius Collapses from 6 feet to 4 feet for easy storage Spiral Flame technology within a Borosilicate glass tube Note: Inferno is Lava heat italia burning system in the units