Disappearing Waterfall Kit 24' x 3'This is a complete kit for building beautiful disappearing water feature. Your stream or waterfall can be approximately a 24 long stream with a 6 x 6 x 2 deep reservoir. Includes: Stream: 10 x 30, Reservoir : 15 x 15 45 mil EPDM liner Stream: 15' x 20'; Reservoir: 15' x 15' Geo textile Underlayment Universal Check Valve Assembly 23 Spillway Medium pump vault 2 x 50 black flexible PVC pipe 5000gal Submersible Pump 7 Large Matrix Boxes Installation kit