Viking® VK570, Model M, 14.0K, Extended Coverage, Upright, QR/SR, 3/4" NPT, Brass, 175 Degree 13840AD Fire Sprinkler Head expansion and are suitable for use

and are suitable for use on dry systems

280 Degree 20983AG Fire Sprinkler Head

B2131134S8

Dimensions:  Rectangular: 14

Pipe Size:  4 inches​

Viking® VK570, Model M, 14.0K, Extended Coverage, Upright, QR/SR, 3/4" NPT, Brass, 175 Degree 13840AD Fire Sprinkler Head expansion and are suitable for useViking VK570, Model M, 14. 0K, Extended Coverage, Upright, QR SR, 3 4" NPT, Brass, 175 Degree 13840AD Fire Sprinkler Head Viking Standard Quick Response Extended Coverage Ordinary Hazard (ECOH) Upright Sprinkler VK570 is a thermosensitive glass bulb spray sprinkler equipped with a 14. 0 (202 metric) nominal K Factor and a special deflector. The Polyester coatings can be used in decorative applications where colors are desired. In addition, the ENT