This 50mm diameter Blue Golf Ball sized Air Stone is ideal for any aquatic aeration system. Benefits: Easy to use, simply attach to air pump using airline tubing and place in your desired location within your pond, aquarium, aquatic, hydroponic or any aeration need. Helps to provide necessary oxygen. NOTE: Please soak the air stone in water for about 15 minutes prior to usage. Typically, air stones need replacing about every 6 months. Be sure clean your air stone regularly to keep it effective. Product may vary slightly from image shown. Click for all Ball Air Stones at Rebel Pets
