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Technical rule [CURRENT]

DVGW W 542

Mehrschichtverbundrohre in der Trinkwasser-Installation - Anforderungen und Prüfungen
Edition 2009-08

Technical rule [CURRENT]

DVGW W 543

Druckfeste flexible Schlauchleitungen für Trinkwasser-Installationen - Anforderungen und Prüfungen
Edition 2005-05

Technical rule [CURRENT]

DVGW W 543-B1

1. Beiblatt zum Arbeitsblatt W 543 - Druckfeste flexible Schlauchleitungen für Trinkwasser-Installationen - Anforderungen und Prüfungen
Edition 2012-03

Technical rule [CURRENT]

DVGW W 544

Kunststoffrohre in der Trinkwasser-Installation
Edition 2007-05

Technical rule [CURRENT]

DVGW W 551

Drinking water heating and drinking water piping systems - Technical measures to reduce Legionella growth - Design, construction, operation and rehabilitation of drinking water installations
Edition 2004-04

Draft technical rule

DVGW W 551-1

Hygiene in Potable Water Installations – Part 1: Prevention, Identification of Causes and Control Measures of Contamination with Legionella
Edition 2025-05

Technical rule [CURRENT]

DVGW W 551-2

Hygiene in Potable Water Installations - Part 2: Hygienic-microbial Irregularities - Methods and Measures to Remedy
Edition 2022-08

Technical rule [CURRENT]

DVGW W 551-3

Hygiene in Potable Water Installations - Part 3: Cleaning and Disinfection
Edition 2022-08

Technical rule [CURRENT]

DVGW W 551-4

Hygiene in Potable Water installations - Part 4: Prevention of Contamination with Pseudomonas aeruginosa, Measures for Control and Risk Management
Edition 2024-03

Technical rule [CURRENT]

DVGW W 551-5

Hygiene in Potable Water Installations - Part 5: Risk Assessment of Stagnant Water in certain Firefighting and Fire Protection Installations
Edition 2022-01

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