Description
Our 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: 🐠【Buy 1 get 4 accessories】 the air stone kit includes a 2-inch Nano air disc stone, 1 control valve, 1 check valve, 2 suction cups. Please note air tube and air pump are not included 🐠【Ultra-high dissolved ox
