#100 Top Free in 30 countries.
"OpenValve" is a traditional pipe puzzle game.
The goal is to connect pipes scattered from start to end .
Playing time will decrease the level of difficulty increases.
– 250 levels.
– Online ranking support.
– Turn off the timer options.
– To rotate to the angle you want to touch the pipe.
– All of the pipe connection is complete, click the button to open valve.