UL-1739 › Standard for Pilot-Operated Pressure-Control Valves for Fire-Protection Service
Included in this current edition are the following subparts:
6TH EDITION - April 28, 2017
CHANGE 08/19 - Aug. 19, 2019
CHANGE 02/24 - Feb. 28, 2024
CHANGE 08/19 - Aug. 19, 2019
CHANGE 02/24 - Feb. 28, 2024
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Document Number
UL-1739
Revision Level
6TH EDITION
Status
Current
Publication Date
April 28, 2017