Viking® VK2543, Standard, Dry Sprinkler, 8.0K, Horizontal Sidewall, SR, 1” NPT, Recessed Adjustable, Chrome, 200 Degree, 18” Length, 21481UFE18 Fire Sprinkler Head FR-1 57-331-4-175

57-331-4-175

Previously part number E41

F1FRU1LB3N

For Use With Fire Hydrant Caps For Clow Fire Hydrant Models:  #5

Long Catch Plate

Viking® VK2543, Standard, Dry Sprinkler, 8.0K, Horizontal Sidewall, SR, 1” NPT, Recessed Adjustable, Chrome, 200 Degree, 18” Length, 21481UFE18 Fire Sprinkler Head FR-1 57-331-4-175Viking VK2543, Standard, Dry Sprinkler, 8. 0K, Horizontal Sidewall, SR, 1 NPT, Recessed Adjustable, Chrome, 200 Degree, 18 Length, 21481UFE18 Fire Sprinkler Head Viking Standard Response Ordinary Hazard Dry Horizontal Sidewall Sprinklers are thermosensitive spray sprinklers suitable for use in areas subject to freezing. The sprinklers are designed for dry systems and preaction systems where it is necessary to prevent water or condensation from