RPZ valves also known as type BA Devices are mechanical devices that provide backflow protection against fluid category 4 which represents significant health risks.
If the RPZ valve fails the compliance test but is repaired and satisfactorily retested immediately then the certificate should be forwarded to email@example.com as usual.
In the event of a test failure where an RPZ Valve cannot be repaired and satisfactorily retested immediately the tester shall notify the water undertaker within 24 hours to agree a course of action.
Contact Details as below:
Monday to Friday 8am to 4pm - 01268 664004 (Water Regulations Dept) -
Friday 4pm - Monday 8am and Bank Holidays - 0345 717 1100 (Northumbrian Water Contact Centre). Details will be taken and advice given as to what action is required and if necessary you will be contacted by a Water Regulations Officer to advise further.