The Bonomi S800 High Capacity in-line Spring Loaded Stainless Steel Check Valve 800 WOG FNPT Threaded PTFE Seat.  Corrosion resistant , excellent for use on chemicals. The pressure rating by size: 1/4" to 2" 800 WOG for size 2", 2 1/2" to 3" 600 WOG . Available in sizes...

The Bonomi S350-STC High Capacity 316L Spring Loaded Stainless Steel Inline Check Valve with Sanitary triclamp ends, 25Ra polished body and internals, 1/2 PSI cracking pressure, 25Ra polished body and internals. Available in sizes 1/2" to 4".

The Bonomi S250 High Capacity Check Valve In-lie Spring Loaded AISI 316 cold formed Stainless Steel, 250 WOG FNPT Threaded, ANSI B1.20.1 connections with FKM (Viton) seat for bubble tight shutoff, spring. Certified to NSF standards. Available in sizes 1/2" to 2".

Bonomi NCI150E NSF Certified EPDM Seat Double Door Wafer Style Check Valve with Ductile Iron Expoxy coated body and Stainless Steel dual disk. NSF Certified for drinking water. Available in sizes from 2" to 12".

The Bonomi Ghibson GS15P is a Stainless steel PTFE seated swing check valve. Pressure rating 360 psi: 1 1/2” - 20” and C/F for 24".  It also features an impressive temperature range of -65°F to +390°F (-54 °C to 199 °C).  The check valve can be installed in two positions (upward and horizontal flow) and can...

The Bonomi Ghibson GB15MM is a Stainless steel Metal to Metal seated silent check valve. Pressure rating of 720 psi.  It also features an impressive temperature range of -65°F to +480°F (-54 °C to 249°C).  The check valve can be installed in any position and can be used with ANSI 150 or ANSI...

The Bonomi Ghibson GH15MM is a Stainless steel Metal to Metal seated silent check valve. Pressure rating of 360 psi.  It also features an impressive temperature range of -65°F to +480°F (-54 °C to 249°C).  The check valve can be installed in any position and can be used with ANSI 150...

The Jomar F-571 is a Lead Free Cast Iron Flange ANSI B16.1 Check Valve, Horizontal Swing, Bolted Bonnet Class 125 (designed to prevent backflow).  Features Lead Free Bronze Seat Ring, Face-to-Face Flange ANSI/ASME B16.10 and conforms to MSS SP-71. Available in sizes from 2 1/2" to 12" .

The Jomar F-591 is a Lead Free Compliant Cast Iron Wafer Style Class 125 ANSI B16.1 approved Check Valve.  Features Lead Free compliant disc of Aluminum Bronze - C95400 with a temperature range of 14°F - 176°F (-10° to 80°C). Available in sizes from 2 1/2" to 12" .

The Jomar F-592 is a Wafer Style Check Valve Dual plate of Ductile Iron with Stainless Steel Disc, Class 125 and ASME B16.1 approved.  Features two torsion springs that activate each set of Valve Plates, quick close action prevents the medium Flowing back, easy installation on a Horizontal or Vertical pipeline and temperature range of 14°F...