The American Renaissance Grill by RCS stainless steel double side burner liner jacket is made in the USA and helps protect your outdoor kitchen from the high heat your side burner produces. Custom made to fit the ASBSSB and ASBSSB LP double side burners, this insulating jacket features durable double-lined 304 stainless steel construction for maximum strength and protection. The insulating liner is required when installing the ASBSSB or ASBSSB LP double side burner into a cabinet constructed with combustible materials.