A lawn sprinkler system is much more than a bunch of hoses and mini shower heads. It consists of many different plumbing parts of various shapes and sizes, control equipment, and piping. Piping is attached to a water source with plumbing fittings and the controls close or open the valves to let water in on a certain schedule. The amount of water distribution various by the type of equipment used. Some lawn sprinkler system designs are totally automated and will even compensate its watering schedule for evaporation, runoff, or rain. Other systems require more attention from the user through manual adjustments for the same performance. Yet another type of system may be a combination of automated and manual performance.