Petworx Gravel Cleaner 20in - Extra Large Marine Lighting Unlike terrestrial animals

Unlike terrestrial animals

API Aquarium Treatment Supplies are designed to work in conjunction with each other to provide best results to control algae

They have more capacity than most biological media

It may be used in a canister filter

chemical and biological

Petworx Gravel Cleaner 20in - Extra Large Marine Lighting Unlike terrestrial animalsPetworx Aquarium Gravel Cleaner 20" Instructions: Put the pipe with suction head into tank Put the other end of the plastic tubing into a bucket Shake the pipe with the suction head up and down until the water expels out automatically Move the head following the effective slant angle and agitate the sand gravel Dirt will be sucked out with the water into the bucket