DR 04218 CP
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Vacuum interface valves for sewer systems
06-30-2017
03-23-2004
proposes requirements for piston-type vacuum interface valves for sewer systems. The sizes of the valves specified are DN50, DN65 and DN80, which are determined by the nominal inlet and outlet internal diameter.
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