Devices to prevent pollution by backflow of potable water. Hose Union anti-vacuum valves. DN 15 to DN 25 inclusive Family H, type B and type D. General technical specification Ingestion-build-83346 the UN Recommendations and the

the UN Recommendations and the International Agreements are summarized in this document

Approval testing of laminators

size codes and tolerances of the O-rings conform to BS ISO 3601-1

BS EN 60512-16-2

This part of ISO/TR 12391 is a summary and compilation of the test results obtained during the development of the “flawed-cylinder cyclical burst test”

Devices to prevent pollution by backflow of potable water. Hose Union anti-vacuum valves. DN 15 to DN 25 inclusive Family H, type B and type D. General technical specification Ingestion-build-83346 the UN Recommendations and theWhat is BS EN 15096 about? BS EN 15096 covers devices to prevent pollution by the backflow of potable water. BS EN 15096 specifies the characteristics of hose union anti vacuum valves of nominal size DN 15 up to and including DN 25 that are suitable for use in drinking water systems at pressures up to and including 1 MPa (10 bar) and temperatures up to and including 65 C and for 1 h at 90 C. HB protects against back siphonage only and is installed in