Water Supply Industry Interpretations and Advice

  • Area of Interest : Enforcement
  • Topic : Backflow protection
  • Title : Acceptability of a tundish as backflow protection
  • Clause Reference : Regulation 4 & Schedule 2 paragraph 15
  • Reference Number : E06
  • Decision Date : March 2014

The only specification approved by the Regulator for the purposes of Schedule 2 Paragraph 15 (5) of the Water Supply (Water Fittings) Regulations, Byelaws in Scotland, is that identified in section 6.3 of the Defra Guidance to the Water Supply (Water Fittings) Regulations. For further information on the Regulators’ Specification for backflow prevention arrangements and devices please refer to interpretation E03.

A tundish is not listed or defined as a backflow prevention device in the Regulators’ Specification for backflow prevention arrangements and devices. Therefore unless a tundish arrangement meets the requirements for one of the backflow prevention devices identified in this specification it will not be accepted as a backflow protection device.