Disappearing Waterfall Kit 8' x 3'This is a complete kit for building a beautiful disappearing water feature. Your stream or waterfall can be up to 8 long by 3' wide stream with a 4 x 4 x 2 deep reservoir. Includes: Stream: 10 x 10, Reservoir: 10 x 10 45 mil EPDM liner 15' x 14' Geo textile Underlayment Universal Check Valve Assembly 23 Spillway Small pump vault 1 1 2 x 25 flexible PVC pipe 2000gal Submersible Pump 3 Matrix Boxes Installation kit with glue, primer, and black waterfall