My 220gal Mixed Reef Tank

[Aquattro]

Originally Posted by hunggi74

I'd get the Apex first before the calcium reactor and doser.

Really? Not me. I'd go for reactor before controller. I ran for a decade without a controller. If I had to manually dose that long, I'd have shut down long ago. That being said, I would plan the Apex for sure, just not ahead of water chemistry.