The rotary grate boiler is installed with automatic deashing and automatic flue gas cleaning that you see in the top left of the boiler. The customer is a producer of vegetable pellets. It heats the company's office building, workshop by heating channel and two 300 liters of hot water supply. The floor area of the heated space is 1500 square meters. The rotary grate boiler is in automatic mode supplied with a hopper that has an inlet opening from the outside of the building. The content of the hopper is about four cubic meters of fuel sufficient for longer service life. The boiler can be fitted with a remote control unit via GSM or Internet - LAN.