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DVGW W 408
Connecting Risers and Taps to Hydrants in Potable Water Supply Systems
Edition
2022-02
DVGW W 408-B1
Anschluss von Entnahmevorrichtungen an Hydranten in Trinkwasserverteilungsanlagen - Beiblatt 1: Ergänzungen zu Standrohren mit Entnahmevorrichtung
Edition
2013-05
DVGW W 410
Wasserbedarf - Kennwerte und Einflussgrößen
Edition
2008-12
DVGW W 411
Evaluation of the Metrological Test within the Scope of the Incoming Goods Inspection of Water Meters according to DVGW Code of Practice W 406
Edition
2022-12
DVGW W 491-1
Inspection and Servicing of Pipeline Networks – Part 1: Companies
Edition
2025-07
DVGW W 491-2
Inspection and Servicing of Pipeline Networks – Part 2: Competent Person
Edition
2025-07
DVGW W 492
Non-destructive inspection methods for drinking water pipes - Requirements and objectives
Edition
2023-12
DVGW W 521
Thread cutting agents - Specifications and testing
Edition
1995-12
DVGW W 534
Pipe connectors and pipe joints in drinking water installation
Edition
2015-07
DVGW W 540 ; DVGW VP 540:2010-08
Eigensichere Apparate zum Anschluss an die Trinkwasser-Installation - Anforderungen und Prüfungen
Edition
2010-08
