Viking® 01321BF VK791 Model C-1 Open Window Sprinkler, 180 Degree Spray Pattern, 5/16" Orifice, 2.1K, 1/2” NPT, Chrome 13635 57-343-1-175

57-343-1-175

Operating Temperature Range:  -4°F to 149°F (-20°C to 65°C)

Tempered Glass

**This sprinkler head is no longer manufactured

57-343-7-200

Viking® 01321BF VK791 Model C-1 Open Window Sprinkler, 180 Degree Spray Pattern, 5/16" Orifice, 2.1K, 1/2” NPT, Chrome 13635 57-343-1-175This chrome Viking Model C 1 Window Sprinkler is a non automatic, open, outside sprinklers intended for protection of windows, walls, and roofs against exposure fires. The directional discharge produces a flat 180 fan shaped spray pattern. Used to produce a water curtain, they are installed on manual or automatic deluge systems. The orifice size of this model is 5 16" with a 1 2" NPT thread size. Item: Viking 01321BF VK791 Model C 1 Open Window