Unlike traditional patio heaters, the mesmerizing column of flames produces warmth across its entire length keeping the heat closer to you while you're sitting rather than heating the area above your head. The unique pyramid design is like a piece of art for your yard. It combines form with functionality and will accent any patio with its beautiful lines. The pagoda shaped top spreads a diamond pattern of warm fire light all across your patio. The heart of this heater is a 4-feet tall ceramic glass tube. By simply turning the adjustment knob you can raise a column of flames that safety dances behind the mesh panels. Don't let its good looks fool you, this heater's all metal construction is tough enough to withstand whatever mother nature can throw at it. The seamless stainless steel door on the front of the heater conceals the temperature controls, solid state push button igniter, and a full sized 20-pound propane tank. It will run about 10 hours on the highest heat setting with full tank of propane, but on its lower settings it will run substantially longer. It is designed for safety and ease of use. Lighting it couldn't be easier, just turn the knob to the light position, push the igniter to start the pilot, than choose your heat setting. It features an automatic safety tip-over valve that shuts the propane off in the event the heater is ever knocked over. The pyramid design has the added advantage of being better suited for windy areas, with its wide heavy base, small reflector cap and stream line grill it tends to be much more stable in higher winds than heaters with large reflectors on top. It stands an impressive 89-inch tall over all, The burner and 50'' ceramic glass tube emits 34,000 BTUs capable of warming an area up to a 15-feet diameter. It's backed with a full 2 year residential warranty and a 1 year commercial warranty for peace of mind. Whether it's for your home or business be sure to love this beautiful heater.