Devices to prevent pollution by backflow of potable water. Air gap with non-circular overflow (unrestricted). Family A. Type B

Available format(s)

Hardcopy , PDF

Superseded date

09-03-2023

Language(s)

English

Published date

13-04-2018

Publisher

British Standards Institution

Committee	B/504
DocumentType	Standard
Pages	22
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN 13077:2023
Supersedes	BS EN 13077:2008

This European Standard specifies the characteristics and the requirements of air gap with non-circular overflow (unrestricted) Family A, Type B for nominal flow velocity not exceeding 3 m/s. Air gaps are devices for protection of potable water in water installations from pollution by backflow. This European Standard applies to air gaps in factory-assembled products and to constructed air gaps in situ, and defines requirements and methods to verify and ensure compliance with this European Standard during normal working use.

Standards	Relationship
EN 13077:2018	Identical

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BS EN 13077:2018

Devices to prevent pollution by backflow of potable water. Air gap with non-circular overflow (unrestricted). Family A. Type B

General Product Information

Scope

International Equivalents

Category

Subcategory