ISTA CO2 Diffuser (3 in 1) V Shaped - Medium

Functions as CO2 bubble counter, check valve and diffuser in one unit.

Specific ceramic applied to diffuser to assure most delicate CO2 diffusing effect.

Made of transparent acrylic which provides precise, clear and easy CO2 bubble reading.

Easy and simple cleaning.

Reliable at stopping back-flow and syphoning by the use of stainless, acid resistant check valve spring.