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Butterfly Valves for Fire-Protection Service
UL 1091
1 Scope
1.1 These requirements cover butterfly valves intended for use in piping systems supplying water for fire-protection service.
1.2 The valves covered by these requirements are intended for installation and use in accordance with the Standards for:
a) Low, Medium and High Expansion Foam, NFPA 11;
b) Installation of Sprinkler Systems, NFPA 13;
c) Installation of Standpipe and Hose Systems, NFPA 14;
d) Water Spray Fixed Systems for Fire Protection, NFPA 15;
e) Foam-Water Sprinkler and Foam-Water Spray Systems, NFPA 16;
f) Installation of Stationary Pumps for Fire Protection, NFPA 20;
g) Water Tanks for Private Fire Protection, NFPA 22; and
h) Installation of Private Fire Service Mains and Their Appurtenances, NFPA 24.
| Edition : | 6th |
| Number of Pages : | 26 |
| Published : | 06/03/2004 |
