DESC: Quick and easy installation Creates a beautiful 16-inch wide waterfall curtain Manufacturer's 5 year limited warranty Quickly and easily install a beautiful waterfall. Durable injection molded Waterfall Weir creates a 16-inch wide curtain of water to provide vital oxygen and water movement. Combine two or more for a dramatic cascading water feature.Stone Kit to camouflage as a natural rock formation.->Includes: Filter mat, mesh media bag, liner attachment bracket, and tack screws. Rated for pump flows between 600 to 1,500 gph. 2" opening. 5-1/2" x 15-1/2" x 10" high. Waterfall extends width by 4-1/2".Please click on "More Information" for installation and cleaning instructions.