Ariston GL6+ Kit This is the sacrificial anode rod for the Ariston GL6+ plus the heating element and the GL gasket Can only be used for the Ariston GL6+ and Ariston Pro Ti GL8Ti mini-tank water heaters CANNOT be used for the Ariston GL2.5, Ariston GL4, Ariston Pro Ti GL2.5Ti, Ariston Pro Ti GL4Ti, Ariston Pro Ti GL2.5TiS, Ariston Pro Ti GL4TiS, Tronic ES2.5, or Tronic ES4 mini-tank water heaters CANNOT be used for the new "S" Series Ariston heaters (i.e., the Ariston GL6+S, Ariston Pro Ti GL8TiS or Tronic ES8)