ISTA 3 in 1 Co2 Diffuser Bubble Counter Check Valve L
BRAND NEW original packing.
Functions of Co2 bubble counter, check valve and diffuser in one unit.With reliable quality, compact in size and easy in installation.
Prior to use, fill up the chamber with water through the hole for suction cup attachment.
After certain period of use, clogging of the ceramic may occur.
To clear the clogging, simply soak the ceramic in bleach water for three to five minutes.