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UL Sidewall Sprinkler

Product Numbers:2016020

Product description:UL Sidewall Sprinkler


UL Sprinkler

Horizontal sidewall sprinklers are generally used in lieu of pendent and upright sprinklers because of building construction or installation economy considerations. They are designed for installation along a wall or the side of a beam and just beneath a smooth ceiling. Installed with their centerline of waterway horizontal, these sprinklers produce a quarter-spherical water discharge pattern that is predominately directed downward and outward from the deflector; However, a portion of the spray is also directed towards the back wall.

Model NX017 / NX018, Standard / Quick Response Horizontal Sidewall Sprinklers are automatic sprinklers of the frangible bulb type, and standard spray, 1/2" orifice, 5 / 3 mm bulb. They are "standard / quick response - standard orifice sidewall sprinklers" intended for use in fire sprinkler systems designed in accordance with the standard installation rules recognized by the applicable Listing or Approval agency (e. G., UL Listing is based on NFPA 13 requirements).

 UL Sprinkler

Model & Sprinkler I. D. No. NX017 NX018
Style Horizontal Sidewall
Response & Bulb Nominal Dia. Standard Response, Ø 5 mm Quick Response, Ø 3 mm
Thread Size [Optional] NPT1/2 or R1/2
Nominal Orifice Size 1/2 Inch
Nominal K-Factor 1 5.6 (U. S. )/80 (metric)
Max. Working Pressure 175 psig/1.2 MPa (12 bar)
Factory Hydrostatic Test 100% @ 500psig  (3.4 MPa)
Min. Operating Pressure 7 psig/0.048 MPa (0.48 bar)
Sprinkler Finish [Optional] Natural Brass or Chrome Plated or White Color Coated
Listings and Approvals UL(United States)/ULC(Canada)


Temp. Classification Ordinary Ordinary Intermediate Intermediate
Nominal Temp. Rating 135° F/57° C 155° F/68° C 175° F/79° C 200° F/93° C
Max. Ambient Temp. Allowed 5 115° F/46° C 135° F/57° C 155° F/68° C 180° F/82° C
Max. Recommended Ambient Temp. 6 100° F/38° C 100° F/38° C 150° F/65° C 150° F/65° C
Glass Bulb Color 7 Orange Red Yellow Green