Hexagonal tubes

Since some time for water pipelines in the farm began to use pipes with hexagonal cross section. As manufacturers assure, they last longer than conventional pipes, they are more convenient to operate and also very easy to perform their installation. Friends advised our character-farmers to install in their farm such pipes, and he decided to obey them and completely update its water system. Since he is a beginner in this business, he needs your help. Even a simple advice will be useful to him. Join in this interesting puzzle game and help the farmer to lay new process pipes all over his farm. Then the whole farm will be supplied with clean water in sufficient quantities, and the enterprising owner will continue to grow and flourish. An interesting solution to the problems and successful completion of the project!