Main Material: Stainless Steel + Cast Iron + Bakelite Product Dimension: 30.0” x 20.0” x 4.4” Built-in Dimension: 28.6” x 18.9” Control Type: Knob Control Fuel Type: Propane / Natural Gas Power: 1 x 4,000 BTU + 2 x 7,000BTU + 1 x 10,300 BTU Ignition Type: Electronic Ignition Voltage: 120V / 60Hz Certification: CSA certified, compliance with US and Canada Safety Standards.