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

Item:  Exit Sign Damage Stopper® Ceiling Mount

Model GFR VELO-ECOH

CV152131S9

5116113799

Disc is EPDM coated with SS stem:

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