RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 135 Degree, GU07B, 5113112899, Fire Sprinkler Head 23196M/W Alternate part number STI9881

Alternate part number STI9881

including marine

5128213799

180 Degree Adjustable Head

Reliable Performance: The PIBV2 has 100 percent synchronization which activates the alarm panel and local bell

RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 135 Degree, GU07B, 5113112899, Fire Sprinkler Head 23196M/W Alternate part number STI9881Reliable 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