This TRL built-in grill by Summerset offers 4 stainless steel u-tube burner with 18000 BTUs each and a rotisserie infrared back burner with 15000 BTU. It also features interior halogen lighting, LED front panel lighting, easy clean briquette burner cover and is constructed from commercial grade stainless steel. #304 Stainless Steel Construction 18,000 BTU #304 Stainless Burners Exterior LED and Interior Halogen Lighting