Globe Fire Sprinklers GL3547 low flow adjustable concealed sprinkler

Globe Fire Sprinklers GL3547 Fire Sprinkler
BrandGlobe Fire Sprinklers
Model Code GL3547
Temp. rating (°C)57~77
NFPA temperature classOrdinary
Model Info

Low flow adjustable concealed sprinkler. Water working pressure rating - 175 psi (12 bars). Factory tested hydrostatically to 500 psi (34 bars). Maximum low temperature glass bulb rating is -55°C. Frame - bronze. Deflector - brass. Screw - brass. Bulb seat - copper. Spring - nickel alloy. Seal - teflon. Bulb - glass with alcohol based solution, 3mm size. Cover plate - brass. Classification: ordinary. Available sprinkler temperatures: 68°C. Bulb color: red. N.F.P.A. maximum ceiling temperature: 38°C. K factor: 4.2 (59 metric). Thread size: 1/2" NPT. Length: 2 ½".

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