Linear?Stainless Steel Crystal Fire? Plus burner?can be used for custom-built fire pits or your own outdoor fire feature to complement your landscaping?project. All burners have a higher BTU capacity and upgraded burner construction for a brighter, taller, fuller, more yellow flame. Adjust the flame height to your desired setting and enjoy. With just the push of a button, a beautiful clean-burning fire appears atop a bed of tempered fire glass gems.