Jar top valve, Manual internal/external bleed, Full stainless steel metering system, Rugged, double beaded diaphragm provides leak proof seal, Encapsulated solenoid, Popular threaded bonnet jar top system for fast and easy servicing, In-line, 1"", Length: 3, 25, Width: 4, 19, Height: 6, 3 SKU: JNSN52818