RASCO/Reliable® R1021, Model G, Upright, 2.8K, SR, 1/2" NPT, Chrome, 135 Degree, GU03C, 5113212499, Fire Sprinkler Head 12973MF/W standard-response sprinklers intended for installation

standard-response sprinklers intended for installation in accordance with NFPA 13

CV152131S9

Wall bracket for Amerex fire extinguisher models:  C270 C272

System Sensor SSV120-8 Alarm Electric Bell

RASCO/Reliable® R1021, Model G, Upright, 2.8K, SR, 1/2" NPT, Chrome, 135 Degree, GU03C, 5113212499, Fire Sprinkler Head 12973MF/W standard-response sprinklers intended for installationReliable 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