Atlantic BioSmart 5000
Best gravity-fed filtration for large pond owners seeking crystal clear water.
This gravity-fed system is the gold standard for maintaining crystal-clear water in large ponds without constant maintenance. While it demands a bit more space for installation than pressurized alternatives, the robust biological filtration and OASE-backed performance make it the most reliable choice for serious pond keepers.
$309.99
at
OASE (Official US Store)
Who it's for
- Pond owners seeking pristine, algae-free water
- Busy hobbyists wanting quick, mess-free filter cleaning
- DIY enthusiasts needing an easy, straightforward installation
Who should skip it
- Koi keepers managing ponds with high fish populations
- Landscapers requiring hidden or submerged filtration systems
- Budget-conscious buyers avoiding recurring annual maintenance costs
Performance breakdown
Biological Filtration Capacity
Extensive surface area provides a robust home for beneficial bacteria colonies.
Debris Removal Efficiency
Multi-zone design effectively slows water velocity to trap suspended pond waste.
Installation Complexity
Gravity return setup is straightforward for most standard pond configurations.
Maintenance Requirements
Three-stage foam system requires regular cleaning to maintain optimal flow rates.
System Scalability
Perfectly sized for mid-to-large ponds up to 5000 gallons.
Guarantee Reliability
OASE Clear Water Guarantee offers significant peace of mind for owners.
Key Specs
Product Length
16 inches
Product Width
22 inches
Product Height
22 inches
Boxed Weight
16.31 lbs
Outlet Size
3 inches
Warranty
3-year
Pond Volume Capacity
Up to 5000 gal
Max Flow Rate
2700 gph
Filter Type
Mechanical, Biological
Filter Media
Three types of high-surface area filter foams
Know before you buy
Still have a question?
Ask Metto anything about the Atlantic BioSmart 5000 before you decide.