Aquarium Air Stones 2 inch 12 Pack, Bubble Stone, Fish Tank Airstones, Aerator Stone Bubble Diffuser, Air Pump Accessories for Aquariums, Fish Tanks, and Hydroponics

Product Description Small air stone is a high-temperature fired air stone with uniform and fine pores, reusable and long life. The bubbles are fine and not easy to block, and the bubbles are numerous and dense.
Suitable for use in freshwater environments to increase the oxygen content in the water and create a safe living environment for fish in fish tanks, aquariums and other fish.
KEY FEATURES WIDELY APPLICABLE: Ideal for freshwater, saltwater/reef aquariums and hydroponics purposes MATERIALS: Durable and sturdy material; safe for your fish Increased oxygen levels: 'Expels' carbon dioxide and raises pH; even works easily with a nano air pump Drive gray bubble ball air stone disc air stone with shell large air stone