BH GSO EN 12729:2023
Bahraini Standard
Current Edition
·
Approved on
05 April 2023
·
Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A
BH GSO EN 12729:2023 Files
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BH GSO EN 12729:2023 Scope
The purpose of this standard is to define - the field of application; - the dimensional, physico-chemical, design, hydraulic, mechanical and acoustic characteristics; - the working and the prescriptions for the tests to check , these characteristics; - the marking and the presentation. To be adhered to for reduced pressure principle backflow preventers, controllable BA.
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