HD Fire Sprinkler, Upright, 1/2 in NPT, Quick Response, UL-FM
K-Factor: 40.3 (2.8), 57 (4.2), 80 (5.6), 115 (8.0)
Temperature-Sensitive Element: 3 mm glass bulb / fusible solder
Connection Size: 1/2 in NPT – 3/4 in NPT
Temperature Rating: 57°C, 68°C, 79°C, 93°C, 141°C
Finish: Brass, chrome, white, black
Pressure Class: 175–250 psi
Hazard Classification: Light, ordinary and high hazard
Installation Orientation: Parallel to the floor or roof pitch
Approvals: FM, UL, ULC, VdS, CE
















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