Model GXLO Upright Sprinkler SIN R2921
Technical Specifications
Style:
Upright
Threads:
3/4” NPT or ISO 7-1R3/4
1/2” NPT or ISO 7-1R1/2 for
Retrofit Application ONLY
Nominal K-Factor:
11.2 (160 metric)
Max. Working Pressure:
175 psi (12 bar)
Material Specifications
Thermal Sensor:
Solder Capsule
Sprinkler Frame:
Brass Alloy
Button/Cup:
Brass Alloy
Sealing Assembly:
Brass with PTFE
Load Screw:
Bronze
Deflector:
Bronze Alloy
Levers:
Bronze Alloy
Ejection Spring:
Stainless Steel
Sprinkler Finishes
See Table C)
Sensitivity
Standard Response
Temperature Ratings
See Table D
Guards & Shields
D-6 Guard & Water Shield (cULus)
D-7 Guard & Water Shield (FM)
Water Shield (factory installed) (FM)
Sprinkler Wrench
Model H
Model JV (when guard is installed prior to
make-in)
Listings and Approvals
cULus Listed
FM Approved
Model GXLO Upright Components and Dimensions
Figure 1
Bulletin 129
August 2020
Page 2 of 5
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