danbstrong
Aquarium Advice Addict
- Joined
- Jul 18, 2012
- Messages
- 1,185
mikea213 said:ok let me try that. Does your system have a check valve on the co2? Should there always be bubbles and the controller is just there in case it pulls to low? Sorry for all the questions
Kinda confused with the question yes mine has check valve to keep water back