The additional heater is a safe and simple solution for heating the hot tub. The heater is easy to install next to the regular stove and it is connected to the power supply with a plug. The desired temperature is set using a control knob. Carefully selected materials and components guarantee high quality and durability of the heater. The heater body is made entirely of strong stainless steel and the resistors are made of titanium. The additional heater is easy to maintain and spare parts are available if required.