Lees Original Undergravel Filter, 30" Long x 12" Wide or 36" Long x 10" Wide (29 Gallons) Sonic The Hedgehog Each style comes in several

Each style comes in several sizes and the canvas duck covers will last wash after wash

battery charge and cables

The top is also hinged

Will not affect topical flea and tick products

eggs and artificial preservatives

Lees Original Undergravel Filter, 30" Long x 12" Wide or 36" Long x 10" Wide (29 Gallons) Sonic The Hedgehog Each style comes in severalLees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water. Provides biological filtration and aeration to aquarium Includes airline diffusers, carbon cartridges, Discard A Stone and fish saver feature For use in fresh and saltwater aquariums Placed on the bottom surface of the