If you’re in the market for a HOB (hang-on-back) protein skimmer, then you’ll want to read this review. The AquaMaxx HOB protein skimmer is a decent skimmer for the price, although it’s not cheap. We have 6 of these in our lab skimming a few nano tanks to 1 full-size bow front reef. Personally, I like the idea of an HOB skimmer, since they’re more compact compared to recirculating or traditional skimmers. Though, the SCA-301 protein skimmer is compact as well for a standard skimmer.
Read More