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Standard [CURRENT]

NF E51-720:1998-08-01

NF EN 12220:1998-08-01

Ventilation for buildings - Ductwork - Dimensions of circular flanges for general ventilation

German title
LUEFTUNG VON GEBAEUDEN. LUFTLEITUNGEN. MASSE VON RUNDEN FLANSCHEN FUER ALLGEMEINE LUEFTUNGSZWECKE. (EUROPAEISCHE NORM EN 12220)
Publication date
1998-08-01
Original language
French
Pages
10

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Standards Ticker 1
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Publication date
1998-08-01
Original language
French
Pages
10

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