Universal compatibility and extended adapter The fountain is designed to fit most 1.5 inch threaded connections, making it suitable for a wide range of in-ground and above-ground pools. An extra adapter is included to enhance compatibility with external 1-1/2 inch return jets and external 2.2 inch return jets. Effortless installation Simply remove the return nozzle, install the fountain, orient it in the desired direction, and enjoy a stunning water display. It is an easy way to add drama to your pool. Versatile and customizable design The pool waterfall fountain features an adjustable control for a tailored water show. Adjust the height and width of the water jets to achieve a soft, calm effect or a lively, energetic one. The direction can also be adjusted to suit your aesthetic preferences, making it the centerpiece of your outdoor space.