Great Aquariums Start Here
1-800-566-3474
Live Chat Support
    Free Shipping On $175+
  • FREE Shipping On $175+
  • 14-Day Low Price Guarantee
  • 14-Day Low Price Guarantee
  • Same Day Shipping
  • Same Day Shipping
FREE Shipping on
Orders Over $175
Standard ground shipping (1-7 business days) starts at a low $5.99 and most orders over $175 ship FREE. Learn More
 
If you find a product we sell for a lower price at another online store, we will match their price—today and up to 14 days after you've purchased the item! Learn More
 
Same Day Shipping
We promise to ship your order as fast as humanly possible. In fact, 99% of orders placed before 6 pm EST ship the same day! Learn More
 
Search Results for Saltwater Aquarium Supplies > Clearance
MarineDepot.com Clearance Section
Show: per page
Grid View Grid List View List
Sort by:
1 - 25 of 41
AquaMaxx Replacement Cup AM & EM Series In-Sump Protein Skimmer

AquaMaxx Replacement Cup AM & EM Series In-Sump Protein Skimmer

Replacement Cup for AquaMaxx AM100 & EM100 Protein Skimmers

From $49.99
Chem Marin Pre-Vent

Chem Marin Pre-Vent

Chem Marin Pre-Vent: This is a new, innovated product which will drastically reduce the chance of parasite infestation, Ich, Oodinium, Skin & Gill Flukes. It is made of all natural ingredients and totally REEF SAFE. It is a...

From $93.99
E.S.V. B-Ionic Seawater System Salt Mix w/ Measuring Supplies

E.S.V. B-Ionic Seawater System Salt Mix w/ Measuring Supplies

E.S.V. B-Ionic Seawater System Salt Mix - Makes 25 Gallons of Saltwater A unique solution to many of the problems associated with all dry synthetic seawater blends. Problem: All dry blends may not be homogenous resulting in c...

From $37.99
Algae Free Algae Magnets

Algae Free Algae Magnets

New and Revolutionary Cleaning Magnets! These are the strongest floating aquarium algae cleaning magnets available that are safe for glass and acrylic aquariums.  The inner cleaning assembly is made of high quality injected m...

From $43.99
EcoTech Marine VorTech MP10wES Propeller Pump w/ Wireless EcoSMART Driver

EcoTech Marine VorTech MP10wES Propeller Pump w/ Wireless EcoSMART Driver

Designed especially for nano-reef aquariums , the MP10 from EcoTech Marine is a small yet powerful pump. The MP10 is ideal for tanks from 2.5 to 50 gallons tanks. Creates gentle flows of 200 to 1,575 gallons per hour, helping the...

$285.00 $199.99
CPR Bak-Pak Protein Skimmer

CPR Bak-Pak Protein Skimmer

Cyclone BAK-PAK™ 2 Bio-Filter The Cyclone BAK-PAK™2 Bio-Filter is the second generation external, hang on the back, combination Protein Skimmer and Biological Filtration unit from CPR. The BAK-PAK™ 2, like the original, is...

From $138.99
EcoTech Marine VorTech Wireless EcoSmart Driver Upgrade

EcoTech Marine VorTech Wireless EcoSmart Driver Upgrade

With the EcoSmart Upgrade, you can transform your MP10 to an MP10 ES. EcoSmart technology and new modes will create realistic tidal currents within your aquarium. Simply put, EcoSmart the smartest thing you can put in your tank.

From $130.00
Hydor Koralia Controllable Pump/Powerhead 12V

Hydor Koralia Controllable Pump/Powerhead 12V

***The Koralia  12V pump must be used with the Hydor Koralia Wavemaker Controller for Controllable pumps. This pump will not work without a controller.*** Circulation, oxygenation and the creation of wave effects and tides...

From $81.99
Current USA TrueLumen Pro Dual Dimmable LED Striplight Kit

Current USA TrueLumen Pro Dual Dimmable LED Striplight Kit

Minimal Presence…Maximum Performance Brilliant shimmer & color rendition Easy-to-install & retrofit Ultra-bright, energy efficient LEDs Sleek, elegant design See your nano-aquarium in a way you never imagined. This simp...

From $149.49
Maxspect Celestial LED Spotlight

Maxspect Celestial LED Spotlight

The Maxspect Celestial is a new controllable LED spotlight with a set of attractive features. This 35-watt spotlight is fully controllable by an intuitive built-in controller. It makes for a perfect option for illuminating pico an...

From $229.99
Captive Purity Deluxe RO Filter System

Captive Purity Deluxe RO Filter System

Captive Purity represents the highest quality in reverse osmosis technology. Captive Purity Reverse Osmosis Systems meet stringent standards and far exceeds the quality of systems from other manufacturers. A wide variety of option...

From $118.99
JBJ Reaction 4-Stage Canister Filter + UV EFU-35

JBJ Reaction 4-Stage Canister Filter + UV EFU-35

REACTION 4-STAGE Mechanical + Chemical + Biological + UV Sterilization Reaction 4 stage canisters are the latest innovation in high capacity filtration systems. This revolutionary canister filter incorporates high media storing...

$133.99
Innovative Marine 4 Gallon Pico Aquarium w/ 4 Watt 14000K Skkye Light Clamp LED Light - White

Innovative Marine 4 Gallon Pico Aquarium w/ 4 Watt 14000K Skkye Light Clamp LED Light - White

A TOWER OF STRENGTH If space is a concern, the Pico 4 may be the perfect solution with its stylishly slim tower profile. Designed for BIG visual impact on small desktops, counters, and night stands. These elegant aquariums come...

$149.99 $116.06
Coralife Cone Protein Skimmer

Coralife Cone Protein Skimmer

Protein skimmers have become a standard component in saltwater and reef aquarium filtration systems as they are very effective at removing dissolved organic compounds from aquarium water. The Coralife Super Skimmer is a high-pe...

From $284.49
Replacement / Upgrade Pump for AquaMaxx AM Series Protein Skimmer

Replacement / Upgrade Pump for AquaMaxx AM Series Protein Skimmer

The new and improved pumps for AquaMaxx protein skimmers are based on the Italian-made Sicce Syncra pumps. These pumps are direct replacements for the standard Sedra-based pumps that came with the AquaMaxx AM-Series skimmer line....

From $144.99
AquaC Urchin Pro In-Sump Protein Skimmer with Drain Fitting

AquaC Urchin Pro In-Sump Protein Skimmer with Drain Fitting

The revolutionary AquaC protein skimmers do not use venturis, downdraft tubes, or air pumps; they employ the patented "Spray Injection System." This innovation allows the protein skimmer to efficiently draw in much more air than a...

From $209.99
Hanna Instruments Combination pH and ORP Tester

Hanna Instruments Combination pH and ORP Tester

The newest member to Hanna instruments Combo series of combination waterproof testers with advanced functions is HI 98121, designed for simultaneous pH and ORP measurements. HI 98121 also reads temperature, which is continuously ...

$167.49
14500K Metal Halide Bulb - Megachrome Coral,  Double Ended

14500K Metal Halide Bulb - Megachrome Coral, Double Ended

We offer a wide variety of Metal Halide bulb choices to suit your aquarium lighting needs. Most of the MH bulbs in the same wattage format can be interchanged. However, please contact us to make sure. The K at the end of color r...

From $95.99
Python 100 Ft No Spill Clean And Fill

Python 100 Ft No Spill Clean And Fill

No Spill Clean and Fill Aquarium Maintenance System: Works with your kitchen faucet to siphon water from your tank directly into the sink. No buckets required! Refills the tank with water from the faucet (freshwater only) fo...

$99.99
JBJ Flipper FL-208 10.8 LED Light - White

JBJ Flipper FL-208 10.8 LED Light - White

The JBJ Flipper is a clip-on LED lighting system. While the total wattage usage is only 6.3 watts, the total output is measured around 19 watts. As the name implies, the flipper can be flipped upward for easy aquarium maintena...

$129.99
Current USA TrueLumen Pro Single Dimmable LED Striplight Kit

Current USA TrueLumen Pro Single Dimmable LED Striplight Kit

Minimal Presence…Maximum Performance Brilliant shimmer & color rendition Sleek, elegant design Ultra-bright, energy efficient LEDs Includes inline dimmer control Experience a whole new level of brightness with TrueLumenP...

From $125.49
JBJ 6 Gallon Nano Cube Aquarium with (2) Nite-Vu LED Moonlights

JBJ 6 Gallon Nano Cube Aquarium with (2) Nite-Vu LED Moonlights

The Ultimate Desktop Biotope! JBJ is proud to announce that our Nano Cube family has just gotten a little bigger, 6 gallons to be exact. The newest edition is the most compact Nano Cube to date, and will virtually fit on any desk...

$119.99
Tunze Water Level Alarm 7607/2

Tunze Water Level Alarm 7607/2

The Tunze Water Level Alarm (7607/2) has three sensors: one run-dry protection sensor and two overflow sensors. Each sensor comes with a holding device which can be stuck with silicone or clamped to horizontal or vertical pan...

$203.99
Eheim Aquastyle 6 Gallon Aquarium Stand

Eheim Aquastyle 6 Gallon Aquarium Stand

Eheim AquaStyle Display Pedestal Showcase your Aquastyle on the option sleek and stylish 40 Inch tall display pedestal Stand Only. Aquarium not included

$109.99
Deltec PF509 Fluidized Calcium Reactor

Deltec PF509 Fluidized Calcium Reactor

The PF509 is the starting model of a new fourth generation of Deltec Fluidised Calcium Reactors which now comes with a full bayonet fitting on the top for full and easy access to the media. This may be the baby of the family but...

$475.99 $284.99
1 - 25 of 41
This item is temporarily unavailable but will be back in stock soon.

Item #
Price:
Click the Add To Cart button below if you'd like to reserve this item today. Any other items included in your order will be immediately processed and shipped. We will ship this item separately as soon as it arrives. We will not charge you for this item until it ships and you will incur no additional shipping charges.

Enter your email address in the field below and click the Notify Me button if you'd like us to send you an email when this item becomes available. Although you will be immediately notified when we have stock on hand, we will not reserve any units for you; you must return to our website and place an order.

Your Email:
Just enter your email address below and we'll let you
know when the product you are looking for becomes available!

Item Code:
Price:
Your Email:
WIN A $195 RO/DI SYSTEM! Sign up for our best deals, expert tips and a chance to win a RO Junior w/ Dual DI System!