The Marina AirStone 6"/15cm 2-pack is a must in every aquarium or water environment. The AirStone air stone ensures an evenly distributed oxygen circulation and even serves as a decoration of the aquarium. The AirStone is safe to use in every basin and is made of high-quality material.
Safe for fresh & salt water basins
Increases oxygen for oxygenated water
Improves water circulation
Product size: 15cm (6") x 2cm
Installation:
1: Add the air hose to the AirStone inlet
2: Place in desired aquariums
3: Use weights or gravel to lower AirStone. *usually redundant
Tips:
Use a suitable air hose
Replace the Marina AirStone air stone every 3/4 months for optimal use
Make sure the airflow is never restricted
Also in the variants 10cm/4" & 30.5cm/12"
2/4 units delivered, product is recommended to be replaced every 2/3 months. The 4-pack is suitable for about a full year.