Boyu - Diffuser Co2 Cristal | Co-130 Co2 Diffuser Fits standard aquarium air pipe

Fits standard aquarium air pipe ~4mm internal diameter

It is easily removed with carbon and does not impair nitrification

The main body is made of solid brass construction with a nickel-plated coating which makes it durable and reliable for corrosion and wears resistance

Rinse the portion (inside and outside) of the feeder that was placed into aquarium water before placing it into this bottle (if feeding directly from the bottle rather than from a separate container)

Boyu - Diffuser Co2 Cristal | Co-130 Co2 Diffuser Fits standard aquarium air pipeBOYU CO 2 DIFFUSER CO 130 for Planted Aquarium Features: 1. Obtain optimum diffusion of CO2 without any wastage. 2. 100% brand new and high quality, 3. With high surface area per volume ratio, CO2 can easily dissolve, 4. Experiments show CO2 dissolve rate close to 100%, 5. Compatible for pressurized CO2 tanks, but not yeast bottles,