Top Pick
Top Pick
Avast Marine Works
Avast Marine Works Top-Down Porthole
4.5
Best clear viewing for deep marine aquariums.
$79.99
Out of stock
Who it's for
- Aquarists wanting convenient, splash-free inspection of their filtration systems
- Reef keepers prioritizing pristine water conditions and system hygiene
- Hobbyists needing detailed observation of hard-to-reach areas in tall sumps
Who should skip it
- Aquarists expecting a broad, comprehensive overview of their entire sump
- Users who are not meticulous with acrylic care or rough with tools
- Hobbyists with shallow sumps or limited budgets for specialized tools
Key Specs
Inner diameter
4 inches
Overall housing length
7 inches
Barrel depth
6-3/8 inches
Still have a question?
Ask Metto anything about the Avast Marine Works Top-Down Porthole before you decide.
