What are the best saltwater overflow box currently available to purchase? This article attempts to give you some answers to guide you in the process of purchasing the best saltwater overflow box to suit your needs. In our buying guide, we outline certain features to consider when buying saltwater overflow box. It is important to take time and research before you commit to purchasing.

Best saltwater overflow box

Rank
Product Name
Score

Best value

1

9.8
Score

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Best saltwater overflow box reviews

1. CPR CS102 Overflow Box

Feature

For glass or acrylic aquariums up to 250 gal
Flow rate 1200 GPH
10" wid
(2) 1" bulkhead outflowsUL>A built in overflow is the most efficient method of draining aquarium wat
Adjustable water level allows you to easily change the level in your tank

2. CPR CS100 Overflow Box

Feature

For glass or acrylic aquariums up to 175 gal
Flow rate 800 GPH
10" wid
1" bulkhead outflowUL>A built in overflow is the most efficient method of draining aquarium water to
Adjustable water level allows you to easily change the level in your tank

3. Eshopps AEO11015 Overflow Boxes Pf-1200 for Aquarium Tanks

Feature

Any aquarium up to 400 gallons
Easy to setup design
Dual drain design in case one gets clogged
Item Package Weight: 1.0

4. Eshopps AEO11005 Overflow Boxes Pf-800 for Aquarium Tanks

Feature

Each box includes everything required to install on your aquarium and includes; Foam prefilter, Clear U-tube syphon, nylon screw & wing nuts, black pre-filter box & 1 in. bulkhead drain.
The Eshopps PF-800 Hang on overflow box features a compact U-Tube Design
The PF-800 is designed for aquariums up to 125 gallons, and has a maximum flow rate of 800gph
At only 3" wide, minimal space is required between your tank and wall, these boxes are excellent for optimizing space.
The interior black acrylic overflow box is adjustable so you can set the water level in the aquarium where you want it, and efficiently pulls water of the surface to keep the surface clean

5. Eshopps PF300 Overflow Box for Aquariums, up to 75-Gallons

Feature

Single intake
U-tube
cylinder (round) foam
pre-filter box
1" bulkhead

6. ReefCreators 1200 GPH Internal Overflow Box

Feature

1200 GPH
100% Cast Acrylic
American Made
Even Straight Teeth
Made from Heavy 3/16" Cast Acrylic

7. ReefCreators 1800 GPH Internal Overflow Box

Feature

1800 GPH
Heavy 3/16" 100% Cast Acrylic
American Made
Even Straight Teeth

8. Your Choice Aquatics of-Overflow Box (YCA of-Nano)

Feature

Self Priming design in the event of a power failure
Surface Skimmer Box
Noise-Reducing Cylinder Foam Sleeve
U-tube
bulkhead included

9. Blue Ocean of 600 Overflow Box Continuous Siphon 125G Aquarium

Feature

Dimensions: 7.50" x 8.00" x 9.75"
Flow Rate: 600 GPH
Bulkhead: 1" ID included
Setup: Hang on the Back, Clearance: 6.00" minimum
Manual not included. Contact Seller

10. Seapora 56096 Overflow Pre-Filter

Feature

Low profile acrylic overflow box hangs on tank
Converts standard aquarium into reef-ready tank
Comes with single foam cylinder, nylon tube and 1" bulkhead
Ideal for tanks up to 100 gallons

Conclusion

By our suggestions above, we hope that you can found the best saltwater overflow box for you. Please don't forget to share your experience by comment in this post. Thank you!
Trevor Marshall