CO2 Art U-Bend Glass Tubing Connector + 4x Suction Cups - Medium - Max glass 1.5cm Test Kit It is specifically designed for

It is specifically designed for measuring salt density in sea water and boasts a sturdy

It generates a healthy aquarium water

Effectively and efficiently drowns the organism and protein floats and on the water surface to go through water more easily and help photosynthesis of water plants

You can put the newly purchased fish into the box

Recommended tank size: 23

CO2 Art U-Bend Glass Tubing Connector + 4x Suction Cups - Medium - Max glass 1.5cm Test Kit It is specifically designed forU Shaped Glass CO2 Tubing Connector Made of high quality glass. U Shape for Co2 System. Provide nice alignment for tubing goes over the glass edge from outside to the inside of the tank. For 4 6mm tubing.