craftsman168 Air Bubble Stone Aquarium, Yofuly Nano Aquarium Air Stone Kit Koi Fish Tank Ultra-High Dissolved Oxygen

Description

Our white Nano disc air stone is made of high-quality white alundum & brown alumina, fired at a high temperature of 1300 degrees Celsius. The air diffuser area is very smooth and exquisite, not like other poor quality air stone touch rough. This kind of air bubble stone has the following features: Super sturdy & durable, service life can be 2 to 3 years. Weighs enough to sink in the bottom, no need suction cups. Dissolve more oxygen to the water. Nice high output of amounts of bubbles. Produce quiet smooth dense small bubbles in the water. Strong filtration, for fresh and salt water. White color and disc shape, good decor for your aquarium. Easy to clean. Specification: 2 sizes: 2 inch. Weight: 5.2oz/150g. Outlet size：Compatible with 4mm airline. Compatible air pump wattage: Drove by 2W or larger wattage air pump. Warm Tips: 1. If have tubing frustration, soak the tube for several minutes before connecting it to air stone. 2. To achieve better effect, please immerse the air stone in water for an hour before puting it into use. 3. When the water depth exceeds 1.3ft (40cm), you may need an air pump with higher power wattage. 4. Cleaning tips: we suggest to clean the disc once a month, of course you can clean it more often. You need to clean algae and other impurities on the disc to prevent holes blocked.