Viking® VK200, Model M, 8.0K, Standard, Upright, SR, 3/4" NPT, Black, 135 Degree 18263MA/B Fire Sprinkler Head RASCO/Reliable Model W8 Wrench Viking® VK638

Viking® VK638

To determine what size sprinkler head you have

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Orifice 5/8"

Viking® VK200, Model M, 8.0K, Standard, Upright, SR, 3/4" NPT, Black, 135 Degree 18263MA/B Fire Sprinkler Head RASCO/Reliable Model W8 Wrench Viking® VK638Viking VK200, Model M, 8. 0K, Standard, Upright, SR, 3 4" NPT, Black, 135 Degree 18263MA B Fire Sprinkler Head The Viking Micromatic Standard Response Upright VK200 Sprinkler is a small, thermosensitive, glass bulb spray sprinkler available with black finish, a 135F temperature rating, a 3 4" NPT, no guard, and a 8. 0 K factor. The special Polyester, Polytetrafluoroethylene (PTFE), and Electroless Nickel PTFE (ENT) coatings can be used in decorative