Estes Cherokee Pebbles 5-5lb Small Animal Cages This unit is ideal as

This unit is ideal as a primary filter for aquariums from 10-55 gallons and can be used as a supplemental filter on larger aquariums

Natural Shredded Aspen shavings are unsurpassed in absorbency and odour-fighting qualities

It has a unique shape/high surface area per gram resulting in increased calcium bioavailability

ALARM to about 0

Completely submersible

Estes Cherokee Pebbles 5-5lb Small Animal Cages This unit is ideal asAquarium: Gravel & Sand Freshwater Estes has been America's number one manufacturer of aquarium aggregates for over forty years. Their products are non toxic and safe to use in aquariums, terrariums and planters. Royal Item Number: AES16405