Flo Thru Element Tefel Coating: Tefel is a specially formulated high temperature nonporous coating that is applied and backed onto the element sheath and bulkheads at over 1800 degrees F. With powdered titanium as part of the coating this formulation protects the sheath from both corrosion and calcification. Along with Aqua Temps EP Bulkheads this is one of the best spa elements you can buy. Includes stainless wire ties.
Therm Products has been a leader in the hot tub industry for more than 40 years. They are known by the tradenames of Caldesso, TruHeat, Aquatemp Products, Related Metal Products (RMF), Thermcore or Therm Products. Their primary products include low flow and flo thru spa heaters, electric heater assemblies, heating elements, blowers, heat exchangers, residential & commercial rails, and UV generators. Therm Products are reliable and are some of the best built replacement products in the spa industry today.