Drinking Water Regulation

Vidual Jutzy advises House technology & service GmbH, Berlin and Potsdam! Currently, the drinking water regulations (TrinkwV) since 1 November 2011 modified ensures vertebrae in the housing industry. Owners of apartment buildings have to annually inspect drinking water by 2012 to Legionella. To get more reporting, notification, information and archiving obligations. The TrinkwV refers to major equipment for the heating of drinking water”. Are memory drinking and Central flow – drinking with more than 400 litres capacity or more than three gallons of water in each pipe between the outlet of the Trinkwassererwarmers and the furthest point of discharge. The regulation is thus virtually all residential buildings with central heating of drinking water. Are exempt from the obligation to test one – and two-family homes regardless of the content of the Trinkwassererwarmers and the contents of the pipe.

It is recommended that the owner or caretaker the affected drinking water plants together with their Expert review and prepare for a proper sampling. The Legion Ellen risk is already very low, if the system is installed and operated according to the generally accepted rules of technology. In particular to keep temperatures to avoid standing pipe sections are. Temperatures below 50 c should be avoided. A recommendation to adjust the temperature to 60 C. The recommendation applies to houses and apartment buildings, so small and large plants being the Legion Ellen formation in the temperature range from 25 C to 45 C. According to TrinkwV only accredited laboratories may lead lists refer to the sanitary-epidemiological station drinking water samples in at least three places the hot water system.

The outlets are short in the hot water pipe (flow) to the hot water tank, in the circulation pipe (return) just before the water storage tank, and at the tap in the apartment, which is furthest away from the store. The operator must ensure that appropriate outlets are available at these places, This means two outlet fittings, in advance and in the return, have to be subsequently. The third place in the home, for example a faucet in the bathroom, is always present. More information on the subject of drinking water regulation and Legionella, see contact information: Jutzy plumbing & service GmbH Rudolf-Breitscheid-str. 118 14482 Potsdam Tel.: 0331 747620 fax: 0331-7476228 e-mail: URL:


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