The Tetra Pond Fountain Set is an accessory that can be added to your established statuary, filters or waterfalls. It features 3 interchangeable heads to give you flow variations. The large fountain set can connect to 1/2", 3/4" and 1" tubing and can fit on Tetra Pond Water Garden Pumps with 325, 550, 1000 and 1900 GPH using the adapters included in the package. The product comes with a 1-year limited warranty.