NA 003
DIN Standards Committee Valves
Technical rule
[CURRENT]
RAL-UZ 157
RAL-UZ 157
Basic Criteria for Award of the Environmental Label - Energy-Efficient and Water-Saving Hand-Held and Overhead Shower Heads
Title (German)
Vergabegrundlage für Umweltzeichen - Energie- und wassersparende Hand- und Kopfbrausen