- Author
- Underwriters Laboratories, Incorporated
- Title
- Report on Alarm Valve. Viking Corporation, Hastings, Michigan.
- Coporate
- Underwriters Laboratories, Inc., Northbrook, IL
- Report
-
File Ex659
April 14, 1971
14 p. - Keywords
- valves | fire alarm systems | fire protection | leakage | friction
- Abstract
- The object of this investigation was to determine compliance of the Viking Model F-1 alarm valve with Underwriters' Laboratories, Inc. Standard for Alarm Valves for Fire Protection Service, UL 193.