Back Pressure Valves

Griffco Back Pressure Valves

There are three main types of back pressure valves:

Variations and Options Include:

NEW Unibody:Valvewith union connections, made from a solid PVC or CPVC body
PTFE Flanged:G-Series valve with flange connections, made from a solid PTFE body
ARV:Air release valve acts as a priming valve for a back pressure valve

Standard Materials:

· PP

· PVC

· CPVC

· PVDF

· TFE

· Halar®

· 316SSL

· Alloy 20

· Hastelloy® C

Standard Connections:

· Threaded

· Flanged

· Union

· Socket

Spring Ranges:

· 10 to 150 psi (1 to 10 bar) standard

· 0 to 50 psi (0.0 to 3.5 bar)

· 10 to 250 psi (1 to 17 bar)

· 50 to 350 psi (3.5 to 25 bar)

Diaphragm Materials:

· EPDM/PTFE (standard)

· FKM (Viton®)

· CSM (Hypalon®)

· PTFE/FKM

· Kalrez®

Configurations:

· 180˚ ports (standard)

· 90˚

· Wall mount

Options:

· Priming port

· Adjustment knob

· Metal tops

· Metal adjustment screw

· Material certifications