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Requirements for external systems and components - Part 1: Functional requirements
10.99 New project approved
Requirements for external systems and components - Part 2: Design rules
10.99 New project approved
Water supply - Influence of materials on water quality - B: Influence due to migration
10.99 New project approved
Water supply - Influence of materials on water quality - C: Enhancement of bacteriological growth
10.99 New project approved
Protection against contamination of potable water and performance requirements of devices to prevent contamination by backflow - Part 2
10.99 New project approved
Backflow preventer with intermediate atmospheric vent non-controllable; Class B - Family C; Type A
20.60 Close of comment period
Combination of check valve and anti-vacuum valve; Class A - Family D; Type H
10.99 New project approved