I know where you are coming from about doing things the right way. It takes a little longer the first time, but you don't have to do it over or waste time suffering the consequences. People say that I am a perfectionist but I just don't see it. Come to my house and look at the mess. It is difficult for me, but I am trying to be more sloppy about my craftsmanship whenever possible.

This is so true:
An ounce of prevention is worth a pound of cure.

Co2 is a major concern during design. I thought I could just add it later, not really thinking much about it. Now that I understand about how ventalation is used with co2, I must redo my whole set up in order to add it.