RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 212 Degree, GU27B, 5121112899, Fire Sprinkler Head 51-887-1-155 Safe Signal PIBV2 Supervisory Tamper

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

350 Cubic Feet - 38lb

Helps protect from vandalism and accidental damage

Works in conjunction with a control panel

Refer to NFPA 72 and 90A for additional duct smoke detector application information

RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 212 Degree, GU27B, 5121112899, Fire Sprinkler Head 51-887-1-155 Safe Signal PIBV2 Supervisory TamperReliable 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