UL 2351 PDF
Price range: $90.90 through $181.80
Spray Nozzles for Fire-Protection Service
1 Scope
1.1 These requirements cover automatic and non-automatic (open) type water spray nozzles for installation in accordance with the Standard for Installation of Sprinkler Systems, NFPA 13, and the Standard for Water Spray Fixed Systems for Fire Protection, NFPA 15.
1.2 Nozzles are categorized by the discharge coefficient "K" of the orifice, water discharge angle or pattern, type of coating or plating, and other factors that have a bearing on their application. Automatic nozzles are also categorized by operating temperature rating.
Summary of Topics
These new edition of ANSI/CAN/UL/ULC 2351 dated December 13, 2023 is to harmonize UL 2351 and ULC/ORD-C2351 and to reflect the latest ANSI and SCC approval dates and to incorporate the proposal dated May 26, 2023.
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