The Sunglo Natural Gas Portable Patio Heater - Stainless Steel offers the best of both worlds - the flexibility of a portable heater along with the safety, convenience and economy of natural gas. This heater has a sturdy steel base that provides this heater with stability as well as mobility. The top of the base in 16-gauge aluminized steel. Together with the powder coat finish, this base is designed to last. When used with a certified natural gas flexible hose, this heater can be easily moved from location to location (this unit should always be shut off and cooled down before moving).