Swimming Pool Decoration Fountain, this sprinkler for Inground Pools and Above Ground Pools adds a beautiful waterfall-type spray over the pool that not only looks gorgeous but adds a nice ambient for your patio garden. Multi-Functional Pool Accessories,this pool water fountain sprayer works a pool aerator and chiller, it cools the temps down by producing sprays that absorb heat during the vaporization of water. This process also speeds up the circulation of pond water, freshing the pond water.Give you a chill summer day times enjoyable and wonderful. Easy to Install,pool pond water aerator comes with install manual,it tells how to install,firstly turn off your pool pump,unscrew and remove return eye fitting (3 Parts need to be removed: ring, eyeball,outside male thread,this process the wrench needed),then attach waterfall fountain, turn pump on, and adjust the water flow & direction by the spray head or connection joint ball or regulator valve. Fit for Most 1.5" Pool Return Fittings,this Fountains for Inground Pools designed to fit most 1.5 inch male& female threaded pool return jet fittings. The additional adapter can fit 1.5" male thread or 2.2" male thread. Please confirm your in ground and above ground pool's return port size before ordering. Will not work on above pools that they don't have 1-1/2-inch return fittings. Reliable Material & Service: outdoor sprinkler for pools made of durable ABS material, corrosion resistant and fade resistant,hard to deform or break,which can serve you for long. To prevent leaking, be sure to tighten the connecting parts securely. And please to check the depth of the return port on your inground and above ground pool because the height of our pool sprayer only 14.5in,if after installation it stays under water,it won't work as it should do.