Working of 2 way valves

Click the link below to see an animation of a functioning 2 way valve.

See how it works » Flash required

Working of 3 way valves

Click the link below to see an animation of a functioning 3 way valve.

See how it works » Flash required

Working of 4 way valves

Click the link below to see an animation of a functioning 4 way valve.

See how it works » Flash required