Use and Care Manual

ASME A112.18.1-2018/CSA B125.1-18 Plumbing supply fittings
July 2018 © 2018 Canadian Standards Association
1
Contents
ASME A112 Standards Committee on Plumbing Materials and Equipment 4
ASME A112.18.1 Project Team on Plumbing Fixture Fittings
8
CSA Technical Committee on Plumbing Fixtures
11
CSA/ASME Harmonization Task Group on Plumbing Fixtures
16
Preface
18
1
Scope 20
2
Reference publications 21
3
Definitions and abbreviations 24
3.1 Definitions
24
3.2 Abbreviations
28
4
Design requirements 29
4.1 Supply fittings
29
4.1.1 Rated pressure
29
4.1.2 Rated temperatures
29
4.1.3 Seating members
29
4.2 Servicing
30
4.3 Installation
30
4.4 Threaded connections
30
4.5 Connections other than threaded connections
31
4.6 Accessible designs
31
4.7 Backflow prevention
31
4.8 Cover plates and escutcheons
32
4.9 Toxicity and lead content
32
4.10 Frost-proof faucets and hydrants
32
4.11 Showerheads, body sprays, and hand-held showers
32
4.11.1 General
32
4.11.2 High-efficiency showerheads and hand-held showers
32
4.12 Cross-flow
33
4.13 Fittings incorporating electrical features
33
4.13.1 General
33
4.13.2 Testing
34
4.14 Materials
34
4.15 Automatic compensating valve temperature control
34
4.16 Lawn faucets
34
4.17 Flexible water connectors
34
4.18 High-efficiency commercial pre-rinse spray valves
34
4.19 Household hot water dispensers with storage electrical heating systems
34
5
Performance requirements and test procedures 35