Viking® VK301, Model M, 5.6K, Standard, Fusible Link, Upright, QR, 1/2" NPT, White, 205 Degree 17535ME/W Fire Sprinkler Head 350-175-04399 this will prevent water hammer

this will prevent water hammer and chatter

Item: Tyco® Model B-1

49-324-1-095

Item:  Amerex® B402 ABC Dry Chemical Fire Extinguisher 5lb

0K - Brass - 5428113499 GH3LHB

Viking® VK301, Model M, 5.6K, Standard, Fusible Link, Upright, QR, 1/2" NPT, White, 205 Degree 17535ME/W Fire Sprinkler Head 350-175-04399 this will prevent water hammerViking VK301, Model M, 5. 6K, Standard, Fusible Link, Upright, QR, 1 2" NPT, White, 205 Degree 17535ME W Fire Sprinkler Head The Viking Microfast Quick Response Upright Fusible Element Sprinkler VK301 is a small, thermosensitive, solder link spray sprinkler available in several different finishes and temperature ratings to meet design requirements. The special Polyester and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications