You are the head of the Gaztrans corporation that supplies natural gas to the private sector. Instability in a region wrecked havoc in the distribution system and caused many houses to be disconnected from the main pump. Now your task is to restore the pipes network so every house is connected back to the pump. If you have ever played the Netwalk game you may use similar strategies to solve the puzzle. Game field wraps vertically and horizontally: pipe in the top row connects with the pipe.