The Zubri Classic Stainless Steel Patio Heater offers a comfortable 45,000 BTU/hr of heat. Its stainless steel body makes it robust, rust-proof and attractive and radiates heat up to an 18 to 20 foot of diameter. It has a unique tank attachment mechanism under the skirt so that the propane tank acts as a balancing and stabilizing weight. It dismantles in less than 5 minutes with the legs having simple click and lock assembly. The heater utilizes energy efficient infrared heat to direct the heat by radiation. No special tools required for assembly, it can be done quickly and easily using the assembly instructions provided with the unit.