Aqua One Aquarium Fish Tank Coloured Gravel Pink 7mm

Aqua One Aquarium Fish Tank Coloured Gravel Pink 7mm Aqua One Pink Aquarium gravel is a decorative material placed on the bottom of the tank that serves several purposes. It provides a home for good bacteria that break down fish waste and other debris. Aquarium gravel, sand and stones also provides a secure place for the fish to rest and hide. Additionally, it helps keep the water moving in the fish tank and provides plants with essential nutrients.