Viking® VK310, Model M, 5.6K, Standard, Conventional, QR, 1/2" NPT, Chrome, 175 Degree 19391FD Fire Sprinkler Head 12973FF and recessed pendent sprinklers w/protective

and recessed pendent sprinklers w/protective shields

This results in a strong cover plate assembly with an ordinary temperature rating

Model RFC43

DB21116691

Viking® VK426

Viking® VK310, Model M, 5.6K, Standard, Conventional, QR, 1/2" NPT, Chrome, 175 Degree 19391FD Fire Sprinkler Head 12973FF and recessed pendent sprinklers w/protectiveViking VK310, Model M, 5. 6K, Standard, Conventional, QR, 1 2" NPT, Chrome, 175 Degree 19391FD Fire Sprinkler Head The Viking Microfast Quick Response Conventional Sprinkler VK310 is a small, thermosensitive, glass bulb spray sprinkler available in several different finishes, temperature ratings, and K factors to meet design requirements. The special Polyester and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where