PondBuilder PB1762 20 Inch DIY Cascading Waterfall Box for Pond and Pondless Water Features Includes Landscape Lid and 2 Inlets ADDS SOOTHING SOUND OF WATER: The PondBuilder PB1762 20 Inch DIY Cascading Waterfall Box is perfect for creating a pondless waterfall or a falls in any water feature. The cascading waterfall it creates provides beauty and the serene sound of moving water. GREAT FOR SMALL SPACE: This compact waterfall box is 20 inches long x 8 inches wide x 7 inches tall. It features a 20 inch wide spillway/weir. PUMP AND INLET SPECS: The waterfall box works with a pump water flow up to 2500 gph. (Pump not included.) It has 2 spinweld inlets. Each inlet is 1.5 inches wide. INCLUDES LANDSCAPE LID: The molded landscape lid makes camouflaging the cascade box easier, allowing your water feature to blend with its surroundings. Place plants, mulch or rock on the lid. MADE IN THE USA: This waterfall box is made in the United States of America.