The standard describes the measures to take for construction and operation of drinking water installations to keep down the rate of corrosion of the materials and the calcareous deposit.
DIN 1988-7:2004 history
2012DIN 1988-200:2012 Codes of practice for drinking water installations - Part 200: Installation Type A (closed system) - Planning, components, apparatus, materials; DVGW code of practice
2004DIN 1988-7:2004 Turnbuckles made from steel tubes or round steel bars