The American Renaissance Grill by RCS stainless steel pro 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 ASB3 and ASB3 LP power burner, this insulating jacket features durable double-lined 304 stainless steel construction for maximum strength and protection. The insulating liner is required when constructing your outdoor kitchen with combustible materials.