WHAT ARE THE ADVANTAGES OF THE pura DYN ® SYSTEMS SEALED STAINLESS STEEL HEATING ELEMENTS?
A. Stainless steel will not rust. The heater is isolated in a sealed compartment in the head and can never come in contact with the oil or the volatile fumes evaporated from the oil. The heater is sealed to prevent fire and explosion and to keep out moisture. The quality is such that the life expectancy is in excess of 10 years.