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UL 2443
New product
UL 2443 Standard for Flexible Sprinkler Hose with Fittings for Fire Protection Service
standard by Underwriters Laboratories, 08/05/2015
More info
Full Description
Please note: All interim revisions for this edition available at time of your purchase will be included.Flexible Sprinkler Hose with Fittings for Fire Protection Service
UL 2443
1 Scope
1.1 This standard covers flexible sprinkler hose with fittings intended for direct connection to fire sprinklers in installations requiring a flexible attachment to the sprinkler system piping such as clean rooms, suspended ceilings, and exhaust ducts.
1.2 The products covered by this standard are intended for use in sprinkler systems installed in accordance with the Standard for Installation of Sprinkler Systems, NFPA 13; Standard for the Installation of Sprinkler Systems in Residential Occupancies Up to Four Stories in Height, NFPA 13R; and Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Mobile Homes, NFPA 13D.