Looking for a Hydrometer and a canister filter.

[Aquattro]

Originally Posted by redearslider

I know and I have heard multiple opinions on this but I will not be drilling my tank to run a sump. and don't want a HOB filter as I will be getting a HOB skimmer.

Assuming you're using live rock and a skimmer, you don't need an additional filter. You don't need a sump, just the skimmer and rock.