DARIT 5 Pieces Of Fire Sprinkler Head Upright Spray 1/2” NPT 155°F (68°C) K=5.6 Pendent Spray K80 Standard Response for Automatic Fire Sprinkler System Chrome Plated (5) Fire Extinguisher Mount(0.208 kg)
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DARIT Fire Sprinkler Head Upright SprayDuring a fire conditions, the thermal-sensitive liquid in the glass bulb expands, causing the bulb to shatter, releasing the button and spring seal assembly. Water flowing through the sprinkler orifice strikes the sprinkler deflector, forming a uniform spray pattern to extinguish or control the fire. Temperature Rating: 155°F (68°C) Discharge Coefficient: K=5.6(U.S) /80(Metric) Nominal Orifice Size:1/2"(15mm) Maximum Working Pressure:175psi(12bar) Min. Operating Pressure: 7psi (0.48bar) Factory Hydrostatic Test: 100%@ 500psi (34.5bar)