This is a new, never used, Kozy World Ceramic vent free propane/natural gas heater that produces between 26,000 and 30,000 BTUs and will heat up to 1,000 sq. It can use either fuel source.The item "Kozy World GWR505 LP/Natural Gas Ceramic Space Heater 26,000 30,000 BTUs" is in sale since Sunday, October 3, 2021. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Heating & Cooling Appliances\Space Heaters". The seller is "15870jeff" and is located in Bel Air, Maryland. This item can be shipped to United States.