VIESSMANN Manufacturer's no. 7450155 control unit S with instruction manual (may not be in English), officially unused, new in open original packaging, was a replacement part : Amazon.de: DIY & Tools
VIESSMANN VEK I-1 oil blown burner BJ2004, power: 23.8 kW, tested, good condition : Amazon.de: DIY & Tools
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Viessmann VE I oil burner Year: 1993 including fan and Mottled Wächter Nozzle stock : Amazon.de: DIY & Tools
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Viessmann Vitotherm EI5.A6 Mini Water Heater Hydraulically Controlled Hot Water Comfort in Mini Format 5.7 kW Pressureless Colour White ZK03814 Energy Efficiency Class A : Amazon.de: DIY & Tools