Aptech Tied Diaphragm Regulator 

AP 1800 Series

AP1810S 3PW FV8 FV8 1

 - 3 Ports:  1/2" Female VCR

 - 0-100 psi Outlet

 - 300 psi Inlet

 - Stainless Steel

 Span Instruments Gauge 0-30-100 psi / -1-0-7 bar

Nupro Cast Body Manual Diaphragm Valve, 6L-ELD8-CCXX