Crystal Fire Plus Linear Gas Burner Insert and Plate Kit - 24" x 24", Electronic Ignition (Liquid Propane). Bring the Flame. Build the Moment.Whether you're designing a luxury outdoor living space, upgrading a patio for entertaining, or building your own custom fire pit, the Linear Stainless Steel Crystal Fire® Plus burner with burner plate is the centerpiece that brings it all together. Special order - contact us for a quote.