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; 75% Flow Plug; FFKM 1 Soft Seats And Seals; 0.5" - 5.0" WC Range Spring; Stainless Steel External; Per SPQ Number 57162 Special Threaded CL150 Flanged End Connections With Face To Face "A" = 5.89", "B" = 3.47"Pilot Filter