Reef Octopus Classic HOB Protein Skimmer
Hang-on-back aquarium protein skimmer with sleek ultraslim profile
Excellent supplemental filtration for aquariums without sump filters
Space-saving external mount design fits neatly behind your aquarium
| Feature | Detail |
|---|---|
| Depth | 4 inches |
FAQ
How does the Reef Octopus Classic HOB Protein Skimmer improve water quality?
The skimmer effectively removes organic waste and proteins from the water, helping maintain cleaner and healthier marine environments in aquariums without sump filters.
Is the skimmer easy to install and maintain?
Yes, it features a simple hang-on-back design that mounts securely behind the tank. Maintenance involves regular cleaning of the skimmer’s collection chamber and filter media.
Can this skimmer be used in small marine aquariums?
Please contact customer service

Robert Ogden –
This skimmer fits perfectly behind my 55-gallon tank. The water clarity has improved noticeably after a few weeks of use. Easy to clean and doesn’t take up much space. Great for a small marine setup without a sump.
Lucas Mills –
I installed it in my reef tank and noticed a significant reduction in foam and organic buildup. The slim profile is a plus, especially in a tight corner. Just needs occasional cleaning.
Boris Duncan –
Works well with my live rock and coral. The filtration is steady and consistent. No issues with noise or leaks. A reliable addition to my aquarium system.