UNI EN 13077 : 2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DEVICES TO PREVENT POLLUTION BY BACKFLOW OF POTABLE WATER - AIR GAP WITH NON-CIRCULAR OVERFLOW (UNRESTRICTED) - FAMILY A - TYPE B
19-04-2018
01-01-2008
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Designation
5 Symbolization
6 Materials
7 Requirements
8 Marking (not required for site constructed products)
9 Technical documents
Annex A (informative) - Relationship between h and l
for air gap Family A, Type B with rectangular
overflow
Annex B (normative) - Alternative overflow arrangements
B.1 General
B.2 Horizontal overflow arrangement
B.3 Letterbox overflow extension arrangement
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