Equipment has changed significantly in the last five years with gains in automation to make pools easier to maintain. Pool operations has become greener, more environmentally sensitive as well, with more energy efficient and quieter equipment. But the biggest gains have been made with digital technology making it possible to integrate all the components so they can be operated by a remote controllers for convenience and programmed to monitor temperature and sanitation levels for ease of maintenance and to operate at the most energy efficient times of the day. Automatic covers and cleaners makes pool maintenance as a major chore a thing of the past.