SE and U duct flue systems – what installers need to know

Shared flue/chimney systems have been used for many years in multi-storey buildings. Mike Heads looks at both the SE and U duct flue systems, and assesses the impact of the recent development of the communal flue system (CFS). Shared chimneys allow a number of appliances on different storeys of a building to combine their products […]

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