UPC 827807490014 Product Length 16 Product Width 16 Product Height 9 Package Length 16 Package Width 16 Package Height 10 Gross Weight (lbs) 5 The Aquascape Pondless® Waterfall Vault Extension increases the height of the Aquascape Pondless® Waterfall Vault for applications with larger pumps or using the AquaBlox® Large Water Storage Modules. The extension is designed to slide directly onto the Pondless® Waterfall Vault. Its durable, rotationally molded, rounded, polyethylene shape maximizes the structural strength of the extension. The extension measures 9" tall. Increases the height of the Aquascape Pondless® Waterfall Vault Ideal for applications with large pumps or using AquaBlox® large water storage modules Durable, rotationally molded polyethylene maximizes structural strength Durable, rotationally-molded polyethylene maximizes structural strength Measures 9" tall