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Flanschheizkörper Heizstab 6 kW, 3 x 2 kW, Flansch 180 mm. : Amazon.de: Baumarkt
Novanetus GEBN 6/4 Inch 2kW 2000W 230V Heating Rod Heating Cartridge Heating Element for Stainless Steel and Enamelled Water Tank Boiler Hot Water Heater Heating Tank with Thermostat : Amazon.de: DIY &