RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 135 Degree, GU07B, 5113112899, Fire Sprinkler Head 23196M/W Reset Time by Power Down:

Reset Time by Power Down:  0

180 Degree Adjustable Head

• Mounting plate for all standard and all compact wall units

and other surfaces using depth-gauge teeth (clearly printed in microns)

live swivels on discharge valve and heavy duty steel cylinder

RASCO/Reliable® R1023, Model G, Upright, 4.2K, SR, 1/2" NPT, Brass, 135 Degree, GU07B, 5113112899, Fire Sprinkler Head 23196M/W Reset Time by Power Down: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