Reef Octopus
Reef Octopus, distributed in the US by CoralVue, is a leading brand of protein skimmers for reef aquariums, also producing calcium reactors and sumps; their skimmers are widely regarded as high-performers across a range of tank sizes.
Nano Protein Skimmers
HOB
Classic 100-HOB Skimmer
Rated 55–105 gal · 9W
$334.94
in-chamber
Classic 110-INT In-Sump Skimmer
Rated 33–130 gal · 9W
$326.85