Eshopps WD-75CS Wet Dry Filter - 10 to 75 gallons - 18 in. x 10 in. x 16 in. Eshopps WD-75CS Wet Dry Filter Complete System, 18"x10"x16". Tank usage: 10-75 g single. The wet-dry drip tray filter provides efficient biological filtration to process toxic ammonia and nitrite. Includes overflow box, bio balls, drip tray and cover, egg crate, filter pad, return nozzle with vinyl tubing, 1" bulkhead, and 3 ft. x 1-1/4" flex hose. Filter System fits comfortably in sumps without taking much space. Can be used for fresh and salt water tanks.