RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 212 Degree, GU27B, 5121112899, Fire Sprinkler Head 51-887-1-155 Form "C" dry contact

Form "C" dry contact

Dimensions: Compact dimensions of 4

350 Cubic Feet - 38lb

Safe Signal PIBV2 Supervisory Tamper Switch For Butterfly and Post Indicator Valves PIV

Helps protect from vandalism and accidental damage

RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 212 Degree, GU27B, 5121112899, Fire Sprinkler Head 51-887-1-155 Form "C" dry contactReliable Model G Series sprinklers are standard response standard spray automatic sprinklers using a solder capsule thermal element. The solder is captured in the cylinder of the capsule by a stainless steel ball. When the solder melts, the ball moves into the cylinder allowing the thermal element to fall away from the sprinkler. When this occurs, the compressed strut and lever spring free from the sprinkler. System pressure then clears the waterway