Fish Tank Air Refiner Aquarium Air Stone Disc Bubble Diffuser with Air Pump AccessoriesS Black

Feature: 1. Flat bubble plate, high dissolved oxygen, low pressure atomization, high temperature sintering, uniform gas outflow and fine bubbles. 2. This aquarium air refiner is made of metal material, providing sturdy and durable functions. 3. Can increase Oxygen rate in aquarium by small and tiny bubble, which will let the fish grow heathly. 4. Easy to install and use, just connect to the air pump and use it, with no extra power required. 5. Suitable for aquarium air stone, aquarium fish tank air pump, fish tank, hydroponics and so on. Specification: Item Type: Fish Tank Air Refiner Material: Metal . Package List: 1 x Air Refiner1 x Suction Cup1 x Control Valve1 x Check Valve1 x Tee Tube Note: 1. Please allow 0.5?1cm / 0.2?0.4in error due to manual measurement.2. Please soak in the fish tank for two hours before use.3.