Often used to extend and then retract a cylinder at different speeds they create two actions and have two exhaust ports which allows you to control the speed of each action by attaching a flow control valve to each exhaust port.
Three way air control valve.
In the off position they exhaust air pressure from the system allowing equipment to reset so the action can be repeated.
They feature fluorocarbon seals and a stainless steel spool for greater chemical compatibility and the ability to withstand higher temperatures.
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3 way chrome manifold pawfly 3 way air flow control levers gang valve can both control and split the air flow into multiple branches allowing you to power more air driven equipment such as air stones and sponge filters.
These valves close all ports in the off position to stop equipment in a locked position with air pressure holding it in place.
To stop a double acting cylinder in partial stroke with pressure on both ends of the cylinder.
Parker 3 way 3 position manual air control valve.
3 way 2 position manual air control valves feature a swivel output port as well as push in connections to ease tubing installation.
Foot pedal pressure control valve 3 way 2 position 1 4 pt air pneumatic switch.
Bornfeel aquarium air pump splitter 10 in 1 set 3 way air flow control lever valve 3 non return check valves 6 suction cups for fish tank airline air tube hose.
A selection of input ports to accommodate plumbing requirements for a variety of applications.
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3 way solenoid valves have three ports for fluid and like 2 way valves may be referred to either as normally open and normally closed.
4 way valve configuration.
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The metal distributor is an essential fitting to use in fish tank hydroponics and pond especially in fresh water.
These valves close all ports in the off position to stop equipment in a locked position with air pressure holding it in place.
4 way valve configuration.
Manually control these valves by pushing or turning the actuator.
3 way 2 position manual air control valves are controlled directly by the operator.
3 position pressure center valve.
Often used to extend and then retract a cylinder at different speeds they create two actions and have two exhaust ports which allows you to control the speed of each action by attaching a flow control valve to each exhaust port.
Make offer foot pedal pressure control valve 3 way 2 position 1 4 pt air pneumatic switch electric 3 way direct acting brass solenoid valve 12vdc normally closed 1 8 21 77.
They direct airflow from the inlet to your equipment and exhaust return airflow to create motion.
To have both cylinder ports open to exhaust such that the cylinder can be extended and retracted manually to facilitate set up.