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UL 393-26 Standard for indicating pressure gauges for fire-protection service

Publication Year

2026

Document Status

Current

Abstract

Specifies indicating pressure gauges of the elastic element type for use with sprinkler or standpipe equipment for fire-protection service.

Document History

Supersedes UL 393-05.

Publisher Information

Underwriters Laboratories

Established in 1894 as the Underwriters' Electrical Bureau, UL is a global safety consulting and certification company, approved to perform safety testing by the U.S. federal agency of Occupational Safety and Health Administration.