Backflow valves

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piston valve
piston valve
FVT

DN: 2 in - 8 in
Pressure: 0 bar - 284.4 bar

... FVF, a Foot Valve with Strainer and clean lever that make removing of debris easy. It is used in any water pump system pipelines, also served as a check valve function to prevent backflow. What ...

diaphragm valve
diaphragm valve
HM-CP

DN: 50 mm - 600 mm
Pressure: 25 bar
Flow rate: 16 m³/h - 5,400 m³/h

PUMP CONTROL VALVE The valve isolates pumps from the system during pumps starting and stopping to protect pipe lines and pumps itself. The valve is equipped with a control solenoid ...

diaphragm valve
diaphragm valve
MCV/MPC

Flow rate: 40 l/min - 80 l/min

Check Valve, Hydraulic Valve, Modular Valve, Sandwich Valve The check valve is a valve that is fixed in a single flow direction and ...

ball valve
ball valve
323 series

DN: 0.5 in - 2 in
Pressure: 16 bar
Temperature: 5 °C - 90 °C

... pressure downstream of the valve is higher than the upstream pressure, the obturator is pushed in the opposite direction against the seal seat on the bail (4). in order to prevent backflow of the medium. Even ...

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SFERACO
butterfly valve
butterfly valve

... machined, and a flat valve face on the upstream and downstream sides of the valve, valves have threaded inserts at both sides of the valve body. This allows them to be ...

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HEFEI AFC INTERNATIONAL TRADE CO., LTD.
diaphragm valve
diaphragm valve
SBV series

DN: 0.25, 0.375, 0.125 in

... 104168 Suckback Valve incorporates the suckback feature in a Normally Closed pneumatic valve. When air pressure is removed from the valve actuator, an internal diaphragm is pushed upward ...

cartridge valve
cartridge valve
362 2G series

DN: 15, 20 mm
Pressure: 10 bar
Temperature: 0 °C - 65 °C

to protect drinking water against backflow of fluids up to and including category 3 according DIN 1988-100 wetted metal parts made from dezincification-free and corrosion-resistant gunmetal, resistant against ...

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Kemper Olpe GmbH
disc valve
disc valve
H44T-10

DN: 50 mm - 600 mm

... Metal Check Valve Water Supply , Adjustable Stainless Steel Swing Check Valve Flange swing check valve Overview of swing check valves Swing check valve, ...

wedge gate valve
wedge gate valve
2500 series

DN: 4 in - 12 in
Pressure: 250 psi

... Iron 250 psig AWWA Resilient Wedge Gate Valve is designed for use in drinking water, sewage and fire protection systems as well as irrigation and backflow control systems. The Series 2500 Resilient Wedge ...

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American Flow Control
diaphragm valve
diaphragm valve

... spring-loaded check valve is extremely efficient. There is also a built-in vacuum valve to arrange air outflow and vacuum discharge when the flow stops, and also low pressure drainage to arrange water ...

needle valve
needle valve
Easytop

DN: 15 mm - 100 mm
Pressure: 16 bar
Temperature: 0 °C - 90 °C

... interchangeable media marking, with drain plug. Show more KRV valves (combined free flow valves with backflow preventer) Valve casing and top made of stainless steel, ...

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