Ziss Co2 diffuser ZD-200 is the new concept Co2 diffuser which works by tightening felt. 

So you can easily replace this important part.

And you can monitor and control the Co2 rate by checking the bubble counter.

ZD-200 gives very fine bubbles and can be processed into 200L planter. 

The ZD-200 is an accessory for the ZCII Co2 generator. 

Benefits: 

• Very fine bubbles, even at low pressure
• Can control the bubble size by tightening of loosening
• Cleanable, replaceable and long-lasting
• Integrated bubble counter
• Highly impact resistant polycarbonate resin used