Model 1078 Rev B Pilot Operated Tank Blanketing Valve Vacu-Gard; 1" Size; Horizontal Outlet Position, Remote Sensing; Stainless Steel Body And Trim, All Wetted Parts Are Stainless Steel, Epoxy Coated Carbon Steel Upper Diaphragm Case, With Stainless Steel Fittings And Tubing; No Pressure Gauges; Threaded 1" FNPT End Connections; 100% Flow Plug; Fluorocarbon Elastomer (FKM) Soft Seats And Seals; 1 - 1.5 PSIG Range Spring; Stainless Steel External Pilot Filter