UFC 3-420-01
25 October 2004
Including changes 1 and 2, October 2006
2. American Society of Heating, Refrigerating and Air-Conditioning Engineers
(ASHRAE), 345 East 47th Street, New York, NY 10017
Handbook, Fundamentals
Handbook, HVAC Applications
Handbook, HVAC Systems and Equipment
Standard 90.1
Energy Standard For Buildings Except Low-Rise
Residential Buildings
3. American Society of Mechanical Engineers (ASME), United Engineering Center, 345
East 47th Street, New York, NY 10017
ASME Y32.4
Graphic Symbols for Plumbing Fixtures for
Diagrams Used in Architecture and Building
Construction
ASME A112.19.2
Vitreous China Plumbing Fixtures and Hydraulic
Requirements for Water Closets and Urinals
Section IV
Heating-Boilers
Section VIII
Pressure Vessels, Division 1
Safety Code CSD-1
Controls and Safety Devices for Automatically
5. American Society of Sanitary Engineering (ASSE), 960 Illuminating Building,
Cleveland, Ohio 44113
Standard 1001
Pipe Applied Atmospheric Type Vacuum Breakers
Standard 1011
Hose Connection Vacuum Breakers
Standard 1012
Backflow Preventer with Intermediate Atmospheric
Vent
Standard 1020
Pressure Vacuum Breaker Assembly
C-3