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UL - SUBJECT 1478A

Outline of Investigation for Pressure Relief Valves for Sprinkler Systems

inactive
Organization: UL
Publication Date: 7 December 2006
Status: inactive
Page Count: 10

Document History

May 20, 2013
UL Standard for Safety Pressure Relief Valves for Sprinkler Systems
These requirements cover pressure relief valves intended for use in sprinkler systems for fire protection service to relieve excessive pressures caused by thermal expansion, downstream of a pressure...
May 20, 2013
UL Standard for Safety Pressure Relief Valves for Sprinkler Systems
These requirements cover pressure relief valves intended for use in sprinkler systems for fire protection service to relieve excessive pressures caused by thermal expansion, downstream of a pressure...
May 20, 2013
UL Standard for Safety Pressure Relief Valves for Sprinkler Systems
These requirements cover pressure relief valves intended for use in sprinkler systems for fire protection service to relieve excessive pressures caused by thermal expansion, downstream of a pressure...
December 6, 2011
OUTLINE OF INVESTIGATION FOR PRESSURE RELIEF VALVES FOR SPRINKLER SYSTEMS
These requirements cover pressure relief valves intended for use in sprinkler systems for fire protection service. Pressure relief valves are intended for installation in wet pipe automatic...
SUBJECT 1478A
December 7, 2006
Outline of Investigation for Pressure Relief Valves for Sprinkler Systems
A description is not available for this item.
February 23, 1998
Outline of Investigation for Pressure Relief Valves for Sprinkler Systems
A description is not available for this item.
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