This is the Inverted Fire Table with Concrete Top (granite inset shown, not included) and key value It can be fueled by a natural gas or propane gas line. Another option you can choose is to fuel it by a standard 20lb propane tank. The Inverted Fire Table has a clean, yet elegant design with its smooth top and detailed base. Enjoy your evenings in the outdoors and still stay warm with this attractive fire pit The Inverted Fire Table is a great table to sit around and enjoy some drinks visiting with your guests. Made right here in the US, the Inverted Fire table is constructed with durable pre-cast concrete and can withstand all types of climates. The Inverted Fire Table has an adjustable flame so you can always be comfortable whether you choose to sit close to the fire table or farther away. Another nice feature of this fire table is a 20lb propane tank can be housed in the base. It comes in four heavy textured finishes as well as four optional sand finishes for a total of eight color finishes available. It can be used with lava rocks, logs, or the always popular fireglass. No matter what type of fire pit media you choose, the Inverted Fire Table will definitely enhance your outdoor living experienceWith key valve and concrete top Upgrade to a key valve - allows ease of turning unit on off Contemporary classic design Designers top choice Can be used with natural gas or propane Stainless steel burner with up to 57,000btu heat Made from durable pre-cast fiberglass reinforced concrete Can be used with lava rock, gas logs or fireglass Recommendation 30 lbs. Fire glassBTU's: 57,000 Collection: Inverted Diameter: 48 Fuel Type: Natural Gas, Liquid Propane Height: 23 Weight: 450 lbsShown with Granite Insets.