Viessmann Flue gas header 4 boilers in series 125/150 250mm dia - ZK00683

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A system consisting of four boilers, known as a flue gas cascade, is required for the installation of the Vitodens 200-W with either 125 or 150 kW in series. This system includes a flue gas header, an end piece with a condensate drain and trap, and a flue pipe connection with a diameter of 250 mm. The maximum length of the flue pipe should not exceed 30 m.