2. Sizing flues

Flues below 70 kW must be sized in accordance with NF DTU 24.1 P2 (February 2006) "Travaux de bâtiment – Travaux de fumisterie – Systèmes d'évacuation des produits de combustion desservant un ou des appareils – Partie 2 : Cahier des clauses techniques – Règles spécifiques d'installation des systèmes d'évacuation des produits de combustion desservant un ou des appareils raccordés dits de type B utilisant des combustibles gazeux" supplemented by an amendment A1 (December 2011) (Classification index: P51-201-2) and standard NF EN 13384-1+A2 (August 2008) "Chimneys – Thermo-aerodynamic calculation methods – Part 1: Chimneys serving a single appliance (Classification number: P51-002-1)".

For ducts serving generators with an output of over 70 kW, DTU 65.4 (DTU P52-221/PTE) (February 1969) "Technical requirements for gas and liquefied hydrocarbon boiler rooms" + Addendum...

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Sizing flues

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page Definition – Terminology

Provisions common to all ducts

Bibliography

Also in our database

Cheminées à foyer fermé ou ouvert. - [TBA 2 681]...

Regulations

Arrêté du 22 octobre 1969 relatif aux conduits fumée desservant des logements (Decree of October 22, 1969 on flues serving dwellings)

Arrêté du 2 août 1977 modifié (Technical and safety rules applicable to combustible gas and liquefied hydrocarbon installations located inside residential buildings or their outbuildings).

Standards and norms

Building work – Smoke-proofing work – Combustion product evacuation systems serving one or more appliances – Part 1: Technical specifications – General rules + Amendment A1 (December 2011) (Classification number: P51-201-1) - NF DTU 24.1 P1 - 02-06
Building work – Smoke-proofing work – Combustion product evacuation systems serving one or more appliances – Part 2: Technical specifications – Règles spécifiques d'installation...