RASCO/Reliable® R1233, Model G, Horizontal Sidewall, 4.2K, SR, 1/2" NPT, Chrome, 286 Degree, GH37C, 5428212899, Fire Sprinkler Head alarm bell cage Unit Diameter: 4

Unit Diameter:  4

Lock is keyed alike and complies with NFPA guidelines for securing fire protection valves

plug-in and non plug-in with one another and with other switch brands

2 The sprinklers shall be kept in a cabinet located where the temperature in which they are subjected will at no time exceed 100°F (38°C)

STI-1221A4X

RASCO/Reliable® R1233, Model G, Horizontal Sidewall, 4.2K, SR, 1/2" NPT, Chrome, 286 Degree, GH37C, 5428212899, Fire Sprinkler Head alarm bell cage Unit Diameter: 4Reliable 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