
A Revolution in Aquarium Sump Filtration
The Seamless Sump® Aquarium Filter
- Made of High-Density Polyethylene.
- No seams, no welds, NO LEAKS!
- No warping or yellowing.
- No more brittle, stale, “old tank” syndrome.
- Tubs are easily connected and expandable.
- Fits in most aquarium stands.
- Great for saltwater and freshwater.
- Optimizes microparticle filtration, biological filtration, and aeration.
- Can transform from a wet filter to a wet-dry filter.
- Works great with the H2Overflow® or any 1-1/2” overflow.
- Cord management grommets for heaters and pumps.
- Pre-molded pilot hole dimples for bulkheads.

Aquarium Sumps: Key Features and Details

Seamless Sumps®Single Sock Tub
- Prevents debris from entering your media stack.
- Polishes microparticles for enhanced water clarity.
- Change socks without turning off your pumps.
- No high-pressure seals that can leak.
- Water bypasses the sock if it gets clogged.
- The glass lid won’t curl or turn yellow.
- Comes with a 200-micron filter sock and bracket.
- Made from 1 piece molded HDPE.

Seamless Sump®Double Filter Sock Tub
All the features of the single sock tub +
- Up to (2) filter socks. Flow rate up to 2400GPH.
- Handles up to (2) H2Overflows.
- Compact and cost-effective.
- Easy to clean and won’t absorb chemicals.
- Glass lid will not warp or turn yellow.

Seamless Sump® Jumbo 4 Sock Aquarium Filter Tub
All the features of the double sock tub +
- Up to (4) filter socks. Flow rate up to 4800GPH.
- Compact and cost-effective.
- Handles up to (4) H2Overflows in a single tub.
- Reservoir area for submersible skimmers and live rock.
- Hinged glass lid (optional).
More Information & Views of the Jumbo 4 Sock Aquarium Filter/Protein Skimmer Tub

Seamless Sump® Protein Skimmer Tub
- Up to (3) aquarium filter socks. Flow rate up to 3600GPH.
- Handles up to (4) H2Overflows in a single tub.
- Designed to use with a Protein Skimmer.

Seamless Sump® Baffle Tub
- Location for organized media baskets (optional pad for top of the stack).
- Prevents debris and micro bubbles from getting to the pump side of the tank.
- Ensures the media is submerged even if water levels go down from evaporation.
- Not under pressure and doesn’t rely on seals.
- Redundant pumps in case of failure.
- Cord management grommet to connect equipment.
- Standard 2”, molded-in, slip fitting to connect to your overflow.
- Many possible configurations.

Seamless Sump®Reservoir Tub
- Compliments the sock tub or baffle tub, or as a stand-alone sump.
- Evaporation tub, refugium tub, feeder fish tub, or just extra water volume.
- Glass lid won’t yellow or curl.
- Include holes for tubing, bulkheads, etc., to the top or sides of the tub.
- Pre-molded pilot hole dimples ensure consistent height and spacing for several sump configurations.
- Recirculation tee aligns with the baffle pump for controlled reservoir circulation without getting another pump.

Seamless Sump®
Mini Reservoir Tub
All the features of the reservoir tub +
- A slightly smaller footprint allows more tubs in smaller stands.
- Great for evaporation or refugium use.
Seamless Sump® Complete Packages
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1200GPH 29 Aquarium Sump Package$499.80
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1200GPH 45 Aquarium Sump Package$712.16
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1200GPH 50 Aquarium Sump Package$732.16
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1200GPH 61 Aquarium Sump Package$915.85
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1200GPH 70 Aquarium Sump Package$955.85
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1200GPH Low Profile 23 Aquarium Sump Package$444.80
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1200GPH Low Profile 40 Aquarium Sump Package$657.16
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1200GPH Low Profile 44 Aquarium Sump Package$677.16
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1200GPH Low Profile 55 Aquarium Sump Package$860.85
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1200GPH Low Profile 65 Aquarium Sump Package$900.85
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2400GPH 29 Aquarium Sump Package$579.75
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2400GPH 45 Aquarium Sump Package$792.11
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2400GPH 50 Aquarium Sump Package$812.11
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2400GPH 61 Aquarium Sump Package$995.80
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2400GPH 70 Aquarium Sump Package$1,035.80
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3600GPH Double-Baffle Reef 62 Aquarium Sump Package$929.60
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3600GPH Reef 41 Aquarium Sump Package$649.85
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3600GPH Reef 57 Aquarium Sump Package$862.21
Seamless Sump® System: Common Configurations
With the versatile Seamless Sump®, the possibilities of your sump system are almost endless. You can assemble your own, or give us a call, and a service technician will help you design the optimal sump for your aquarium!
Learn More About The Components Of Our Seamless Sump System