Hammond iron body swing check valve, with a belted bonnet, featuring a 6" flanged connection, 125 psi maximum steam pressure, and 200 psi maximum pressure for water, oil, or gas service. The valve's maximum temperature is 450deg;F.

Watts number 600 series 1/2" FIP in-line vertical check valve for 15 psi maximum operating steam pressure, 400 WOG, with a brass body and Teflon disc. These valves can be installed vertically or horizontally.

Watts number 600 series 3/4" FIP in-line vertical check valve for 15 psi maximum operating steam pressure, 400 WOG, with a brass body and Teflon disc. These valves can be installed vertically or horizontally.

Watts number 600 series 1" FIP in-line vertical check valve for 15 psi maximum operating steam pressure, 400 WOG, with a brass body and Teflon disc. These valves can be installed vertically or horizontally.

Watts number 600 series 1-1/4" FIP in-line vertical check valve for 15 psi maximum operating steam pressure, 400 WOG, with a brass body and Teflon disc. These valves can be installed vertically or horizontally.

Watts number 600 series 1-1/2" FIP in-line vertical check valve for 15 psi maximum operating steam pressure, 400 WOG, with a brass body and Teflon disc. These valves can be installed vertically or horizontally.

Watts number 600 series 2" FIP in-line vertical check valve for 15 psi maximum operating steam pressure, 400 WOG, with a brass body and Teflon disc. These valves can be installed vertically or horizontally.

McDonnell & Miller model number TC4 is a Test-N-Check hot water boiler control valve which simplifies the code mandated testing of low water cut-offs by eliminating the need to drain the system.

McDonnell & Miller model number TC-L is a lower valve for model number TC-4 Test-N-Check valves.

Watts number 600 series 3/8" FIP in-line vertical check valve for 15 psi maximum operating steam pressure, 400 WOG, with a brass body and Teflon disc. These valves can be installed vertically or horizontally.