The Pondmaster 1000 Garden Pond Filter was designed to keep maintenance and use simple. This submersible, complete filter box provides highly effective chemical, biological and mechanical filtration to keep your pond water clear, healthy and beautiful.Complete submersible pond filter boxDesigned for ease of useDual filter elements for optimal water health and clarityDual filter elements offer fine particle filtering and chemical filtration of harmful compounds and sources of discoloration. A coarse polyester filter pad provides excellent particulate filtration while a fine, carbon-impregnated polyester filter pad supports biological filtration. The filter media pads are easy to change or rinse clean for reuse.Made in the USA.Additional Features:Low profile, unobtrusive filter box rests on pond bottomConvenient handle for taking filter out of waterWashable filter media includedQuick disconnect for easy removal from pump sourcesVersatile - can be used with any submersible pumpModular design allows units to be connected together for higher capacityBlack color is easy to hideSpecifications:Max Pond Size: 1,000 gallonsMax Pump Size: Fits all Pondmaster pumps up to 750 GPHDimensions: 12"L x 12"W x 3.5"HTubing and Fittings: 3/4" I.D. (included)Warranty: 1 year (excluding filter pads)Note: Pump not included. For in-pond use only.