Codes of practice for drinking water installations (TRWI); survey of standards and other codes of practice about materials, components and apparatus; DVGW code of practice— 15 стр.
Fire behaviour of building materials and building components - Part 22: Application standard for DIN 4102-4 based on the design of partial safety factors— 34 стр.
Water systems for fire extinguishing - Filling and draining devices operated by remote control - Part 1: For hose reel systems "wet/dry"; requirements, testing— 15 стр.
Central drinking water supply - Guide lines regarding requirements for drinking water, planning, construction, operation and maintenance of plants - Technical rule of the DVGW— 10 стр.