Thermex Ten flanged 1500W for the boiler (under M6 anode) Parameters: Type of attachment: on the flange Availability of anode socket: Yes Availability of a tube for the sensor: yes Number of tubes: 1 Flange diameter, mm: 82 Ten with thermostat: no Material: Stainless steel Length, mm: 170 Thread for the anode: M6 Type of heater: open ("wet") Power, W: 1500 Shape of the heating element: Curved