the bioball is gona put in th the diffuser huh??????or where????
quite confused.

can i use powerhead filter if guppies live in my tank????
i hav try it but many fishes have said bye bye to me

m how i build a diffuser that connect to the powerhead filter???
or any else lah as long as i can diffuse the CO2.otherwise the gas generated go to water surface like a big bubbles,feel pity when the CO2 cant dissolve very well.


anyway thx all shifu that giving some useful advice to me assisting me to diy it,
i will try they all first,then if got any problems wil trouble u all.

thx

*ps:just post a new topic,can help me plz thx.