Sizing: Models 19”, 25”, 31” Style: Drilled Burner Ports for Consistent Flame Pattern Standards: N/A Usage: Outdoor Only Materials: .8mm (Piping), 19-Guage 304 Stainless Steel Pan Warranty: 5-Year Warranty Piping: ½” Stainless Steel Piping Fittings: Includes Connection Fittings Available Convertible to LP: NG Burner Convertible to LP Media: Use with Reflective Glass or Lava Rock