- 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.