Round Air Stone Disk Bubble Diffuser Airstone Hydroponics Aquarium Fish Tank - 6cm

1x Air Stone Instructions for use: Bubble stone, made by high temperature, durable, good at increasing oxygen levels, high quality filtering, widely used at: Parameters: Material: Grey Pottery, high temperature sintered bubble stone is made by high temperature sintering, different from the general market bubble stone, the material is strong and durable, can be repeatedly cleaned, long-term use. Notes: 4/6/8/cm not include Black Protective Cover 10cm Random Send For Black Protective Cover 13cm Include Black Protective Cover

• 1. The product should be left to soak in water for 15 minutes before use.
• 2. The long-term use producing dirt blockage would reduce the bubble; take it out to clean for repeated use.
• (1) fish farms to the eutrophic water environment oxygen, biological cultivation of oxygen.
• (2) oxygenation in the process of aquatic transport to increase oxygen solubility, and prolong life.
• (3) Aquarium / water purification, filtration; oxygen sterilisation for ozone environment.
• (4) Sewage treatment process of aeration oxygen, to prevent the deposition of large sediment particles, and can remove some organic matter.