CAN/CSA-B64.0-M88
Vacuum breakers and backflow preventers covered by the B64 Series
of Standards include only those devices that are designed for use
in potable water supply systems to prevent cross-connections.
SDO:
CSA
Language:
English
ICS Codes:
23.060.99
Status:
Withdrawn
Publish date:
1988-08-31
Standard Number:
CAN/CSA-B64.0-M88