If you're trying to decide what kind of fencing to install around your pool, why not consider glass? To discover reasons to go with this option, read on. Safe The main function of pool fencing is to create a safe barrier that keeps little children away from the pool area. To do this, you need a non-climbable fence with a tricky gate. Glass fences offers both of these. The panels form continuous barriers that don't have any gaps through which children can squeeze.