VIESSMANN Replacement parts case Maintenance sets Ignition electrodes Ionisation electrodes Ignition burners/glow igniters Ignition cable Baffle plates Automatic firing systems and accessories Ignition devices/transformers Flame sensor Oil burner pumps Oil hoses/burner motors Couplings Fan wheels Fan Oil pre-heater Oil burner nozzles Flame tubes Burning chambers Fuel rods and Renox installation kits Exhaust gas heat exchanger Seals Tank seals Magnesium anodes Mixer und Divicon spare parts Expansion tanks Cleaning brushes & Tools Control spare parts Air & gas pressure switch Thermal insulation block Spare parts Gas combination controller Circulation pump motor and accessories Exhaust gas heat exchangerAvailabilityBrandNew productsPositionPriceProduct NameSort by 2 / 2AvailabilityBrandNew productsPositionPriceProduct NameSort by24 029 69 Flue gas heat exchanger Viessmann 7819872 Currently not in stock Suitable for Viessmann: Various types of: Vitopend Design: 92 louvres Dimensions: 420 x 180 x 60 mm24 029 70 Flue gas heat exchanger Viessmann 7819873 Currently not in stock Suitable for Viessmann: Various types of: Vitopend Design: 79 louvres Dimensions: 420 x 180 x 60 mm