Discover the Power & Beauty of the Masters Series® by AquaMaster®. These revolutionary fountains are available in a wide variety of spray patterns. All Masters Series (except Captiva) are interchangeable and provide you with the ability to change spray patterns. (Flow straightener may be required.) This flexibility gives you the power to create dazzling waterscapes while improving water quality. All AquaMaster® products are tested, listed or certified by the following independent agencies: Underwriters Laboratories (UL and cUL), CE, St. Anthony Falls Laboratory at the University of Minnesota, GSEE, Inc, TN. All are backed by the finest warranties in the industry for complete assurance when it comes to reliability, safety and performance.