1Use acrylic glass with excellent performance, gain both beauty and function It is Co 2 diffuser made of transparent acrylic resin (acrylic glass) which is inconspicuous even in aquarium. It is totally transparent and does not affect the aesthetics of t 25mm thick diffuser piece, contacting with water at that time, widen the contact area In order not to waste carbon dioxide, it is better to make the contact area with water as wide as possible. Our CO2 diffuser is made diffuser piece 5 mm, one part come 3System necessary for breeding aquatic plants, nanometer class processing technology, capable of producing fine bubbles The addition of CO2 (carbon dioxide) is indispensable if maintaining the aquarium tank. The Co 2 diffuser diffuses small bubbles into 4[With kiss rubber, easy to install, ready to use] With a kiss rubber with a diameter of 35 cm, the pipe part of the Co 2 diffuser is made of acrylic glass, there is no worry of cracking even if it is strongly pushed. Some ordinary Co 2 diffusers can be u 5Towards a household aquarium, easy to bubble, save raw materials 60 cm - 150 cm Co 2 diffuser for aquarium. Using nanometer processing technology, bubbles are easy to get out, raw materials can be saved. It can measure CO2 addition amount in cup form.