It works with Lpg and Natural gas. The heaters are designed to be removable and homogeneous to spread the heat for ease of cleaning and maintenance. Thermostatic control of oil temperature up to 180 ° C In case of oil overheating, the limit thermostat disables the heaters and ensures safe operation. It is durable, easy to clean and hygienic. 3/4 "ball valve for oil drain from the pool For maximum security; When the heater system is up during cleaning and maintenance, the system that cuts off the heater energy is included in the device. The direction of the doors of the cabinets may change.