Metal L-Shaped Heaters is available in Steel, 304 Stainless, 316L Stainless, or Titanium. It has various watt densities, length risers, heated length and voltages. It includes optional three-phase, chemically resistant plastic head and thermal protection. It provides superior chemical resistance which is available for use in most aqueous alkaline solutions, plating solutions, and rinse tanks and proper sheath material selection. Heavy wall metal sheaths are available. It provides safety features that include grounded construction, thermal protector built in and non-floating construction. It includes moisture resistant terminal enclosure. It includes metal sheath heaters for clean water.