Air Stone Cylinder Bubble Diffuser Airstones for Aquarium 0.9inch Diffuser Release Tool for Nano Air Pumps Small Buckets and Fish Tanks 5 Pcs (5P) - Brosay

• Material→High-temperature sintered bubble stone made of high-temperature sintering, different from the general market bubble stone. Material is strong and durable, can be repeatedly cleaned, long-term use. Size→Air stones aquariums 2.5cm/0.98inches, universal internal 4mm air pipe. Easy to hide design→Small size, easy to hide in aquarium. It can also create misting effect to beautify your aquarium or fish tank. How to use→Connected to the air pump, and into the water, to help the air pump to put oxygen into the water. Immerse the stone in water for 15 minutes before use. Brush the stone surface every 2 weeks to prolong the service life of the bubble stone. Application→The air stone discs produce a good amount of dense bubbles, a great way to increase oxygen solubility in your aquarium and enliven the aquatic lives. Widely used in aquariums, fish tanks, hydroponic systems, ponds and other fish farming places.