RASCO/Reliable® R1021, Model G, Upright, 2.8K, SR, 1/2" NPT, Chrome, 135 Degree, GU03C, 5113212499, Fire Sprinkler Head 12973MF/W Item: RASCO/Reliable® R1027

Item: RASCO/Reliable® R1027

Division 1

System Sensor SSV120-8 Alarm Electric Bell

AE282132S9

RASCO/Reliable® R1021, Model G, Upright, 2.8K, SR, 1/2" NPT, Chrome, 135 Degree, GU03C, 5113212499, Fire Sprinkler Head 12973MF/W Item: RASCO/Reliable® R1027Reliable 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