Model 1078 Rev B Pilot Operated Tank Blanketing Valve Vacu-Gard; 1" Size; Vertical 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; Special End Connections; 100% Flow Plug; FFKM 1 Soft Seats And Seals; 0.5" - 5.0" WC Range Spring; Stainless Steel External Pilot Filter; With 1" Class 150 Threaded Flange End Connections With Special 5.89" Inlet Face To Outlet Center x 3.47" Outlet Face To Inlet Center Dimensions