This mini kit system is perfect for those wanting the sound of water but are short on space. Includes 45 mil rubber liner, liner underlayment, 12-Inch waterfall spillway, two res-cubes, 1800 gallon-per-hour pump. Pump outlet assembly, pump vault, flexible PVC pipe, PVC glue. EasyPro, an industry leader of quality and innovation, offers the widest selection of water feature, fountains, and lake management products available. EasyPro Pond Products is a name you can trust.