NA 031
DIN Standards Committee Firefighting and Fire Protection
Technical rule
[CURRENT]
VdS 2557
VdS 2557
Guidelines for Loss Prevention by the German Insurers - Planning and Installation of Facilities for Retention of Extinguishing Water
Title (German)
Publikation zur Schadenverhütung - Planung und Einbau von Löschwasser-Rückhalteeinrichtungen