Viking® 14878C300 EasyPac Commercial Riser Assembly With Test And Drain And PRV, 1/2" Orifice, 300 PRV, Groove x Groove, 1 1/2" rasco or dry pilot line system

or dry pilot line system of a dry pilot actuated deluge or preaction valve

6814022100

Item:  14 Gauge Backplate for STI-EM111504

F1FR56P2W3N

60-974-9-360

Viking® 14878C300 EasyPac Commercial Riser Assembly With Test And Drain And PRV, 1/2" Orifice, 300 PRV, Groove x Groove, 1 1/2" rasco or dry pilot line systemViking EasyPac Commercial Riser Manifold Assemblies are available in sizes 1 1 4, 1 1 2, 2, 2 1 2, 3, 4, 6 and 8 for commercial systems. They are available with an AGF TESTanDRAIN valve, and or pressure relief valve (PRV) to meet NFPA 13 requirements for gridded systems and any system requiring a pressure relief valve. This configuration eliminates the need to drain the system before installing the relief valve, while a built in test port allows