There have been many posts related to this regulator. Spend a little time searching through the archives, and you will be able to dig up quite a bit of information.
I have the regulator, but I don't have the pH controller. I find the regulator to do a good job, and do recommend it.
I have the regulator, but I don't have the pH controller. I find the regulator to do a good job, and do recommend it.