Three ceramic coated pistons, brass axial pump head with built-in by-pass valve. Low voltage and delayed Total Stop. Suction and delivery valves s/s. Vertical burner with high thermal efficiency steel coil. Regulation Temperature gauge Low fuel lamp. Safety valve. Built-in Detergent tank for indirect suction. Pressure regulator. Pressure gauge Glicerine. Panel with analogic controls. Heavy duty steel frame. Accessory holder. Two ways fuel pump. Hose-reel with brake (optional).