Feature●Made of 304 # stainless steel, with a 1/2-inch internal air outlet and a maximum of 90000 BTU●Package Contents: Round 12-inch Burner with 1/2 inch female Inlet includes inlet plug and wrench; Air mixer& fittings; Shut-off Valve Kit， 60 Inch Flex Gas Line，24 Inch threaded pipe。Description Made of 304 # stainless steel, with a 1/2-inch internal air outlet and a maximum of 90000 BTU《br》Package Contents: Round 12-inch Burner with 1/2 inch female Inlet includes inlet plug and wrench; Air mixer& fittings; Shut-off Valve Kit， 60 Inch Flex Gas Line，24 Inch threaded pipe。