Help maintain uniform water temperature while promoting gas exchange with this Top Fin
Air Stone 3-Pack. This creative 3 Pack
offers a starfish, snail and flower stone. Only at PetSmart.
Features: Starfish, snail and flower air stone
Includes:3 Novelty Air Stones
Caution: Contains small parts. Keep out of reach of
Connect the air stone to the airline tubing and the airline tubing
to the air pump (tubing and pump sold separately). Place the air
stone in the desired location in the aquarium and weight it down or
cover it with gravel. A plastic check valve is recommended to
prevent back-siphoning in case of power loss.