|Size||20mm / 30mm|
1.Special precision CO2 bubbles refinement effect.
2.It is easy to clean and replacement, very convenient.
3.Ultra-thin shape, installed in the bottom can increase the efficiency of CO2 dissolved in water.
4.An indispensable item for your fish tank or aquarium,durable and reliable.
1Pc x Aquarium CO2 Diffuser Ceramic Disc
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