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
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
14-Day Low Price Guarantee
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
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 50
Coralife Scientific Grade Marine Salt

Coralife Scientific Grade Marine Salt

Salt mix bag makes 50 gallons of Saltwater Coralife Scientific Grade Marine Salt replicates seawater chemistry in all its complexity. Micro-processing ensures that every bag or bucket contains a uniform blend of the major, mi...

From $52.99
Kent Marine Reef Salt Mix

Kent Marine Reef Salt Mix

Makes 50 Gallons of Saltwater New Reef Formula! More Calcium, Magnesium and Strontium Kent Marine Sea Salt provides the essentials to simulate a natural seawater environment. Formulated using fine grain salt to dissolve easi...

From $14.99
Seachem Laboratories Reef Salt

Seachem Laboratories Reef Salt

Makes 50 Gallons of Saltwater Seachem’s Reef Salt™ is a chemically sound blend of salts designed to replicate natural reef waters. It is specifically formulated for the reef environment and will provide ideal seawater concent...

From $22.99
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 $49.99
20000K+ Metal Halide Bulb - Ushio, Double Ended

20000K+ Metal Halide Bulb - Ushio, Double Ended

We offer a wide variety of Metal Halide bulb choices to suit your aquarium lighting needs. A Metal Halide Lamp is a high-intensity discharge light source in which the light is produced by the radiation from mercury, plus halides ...

From $49.99
Marine Depot Logo Polo Shirt

Marine Depot Logo Polo Shirt

100% cotton pique, high quality, white polo shirt with navy blue trim on the collar and cuffs and the Marine Depot logo embroidered on the left chest.

From $29.99
JBJ Ocean Pulse Wavemaker

JBJ Ocean Pulse Wavemaker

Creating Motion in Captive Oceans The Ocean Pulse Duo and Quadra are an innovative wavemakers that were specifically designed to replicate the natural alternating rhythms of tides and currents for home aquariums. These wavemake...

From $42.49
18 Watt Power Compact Fluorescent Light Bulbs

18 Watt Power Compact Fluorescent Light Bulbs

Model: 18W Length: 9" Color: Blue (Actinic 03) Bulb Replacement Guide Bulb Types Life of Bulb* Normal Output Fluorescent 6-12 months Very High Output (VHO) ...

From $13.56
Aquatic Life Replacement TFC Membrane

Aquatic Life Replacement TFC Membrane

Replacement 50GPD TFC Membrane for AquaticLife RO Buddie or any standard Reverse Osmosis system. Polyamide membrane material with a negative charge removes harmful substances 11 3/4" standard size fits Aquatic Life and ot...

From $49.99
Cobalt Aquatics Mini -Therm Aquarium Heater

Cobalt Aquatics Mini -Therm Aquarium Heater

The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 1.2 gallons (4.5L). The heater casing is made from a thermal-plastic polymer that...

From $14.44
Continuum Aquatics Coral Elements-N Vitamins & Micronutrients for Live Corals

Continuum Aquatics Coral Elements-N Vitamins & Micronutrients for Live Corals

Coral Elements•N Description: Vitamin & Trace Mineral Supplement for Corals Aquariums & Reefs Features: • Provides bioavailable vitamins & micronutrients for live corals • Accelerates coral growth • Replaces minera...

From $9.49
Aqua Vision Aquatics Phosphate Solution - 1 oz

Aqua Vision Aquatics Phosphate Solution - 1 oz

Use Phosphate Solution for the management of phosphate levels in saltwater and fresh water aquariums. Phosphate Solution will remove phosphates from aquarium water; continued use of the product will improve vitality, color and gro...

$23.99
Eheim Replacement Pump Housing for Compact+ 2000 Aquarium Pump

Eheim Replacement Pump Housing for Compact+ 2000 Aquarium Pump

Replacement pump housing complete with sealing ring and 4 screws for Eheim Compact+ 2000

$15.67
EHFISYNTH Filter Pads for 2226/2228 (also for 2026/2028/2126/2128) Canister Filter

EHFISYNTH Filter Pads for 2226/2228 (also for 2026/2028/2126/2128) Canister Filter

EHFISYNTH Filter Pads for Eheim Professionel External Filter 2226/2228 (also for 2026/2028/2126/2128). Includes 3 pads per pack.

$16.99
Eheim EHFILAV Freshwater Biological Filtration Media

Eheim EHFILAV Freshwater Biological Filtration Media

A build-up of toxic nitrogenous wastes is a natural result of all aquarium inhabitant`s life processes. In nature, the body of water is large enough to dissipate or dilute these wastes. Some will even be converted into usable ener...

From $44.49
IceCap 23 inch Single Lamp T5 Retrofit Reflector

IceCap 23 inch Single Lamp T5 Retrofit Reflector

Feature(s): T-5 Product Specs: Manufactured from Alanod Miro 4 Extra Bright 95% Reflectivity Clips onto lamp, no mounting required. Lamp clips are sold separately and 2 is required per reflector. Available in 22, 34, an...

$21.49
Prodibio STOP AMMO

Prodibio STOP AMMO

Ammonium is very toxic in an aquarium, especially when the pH level exceeds 7.5. It is the cause of nitrite surges and the cause of stress, immunity deficiency and damage to the gills. STOP AMMO made from natural plant extracts, ...

From $21.99
Innovative Marine 4 Watt 14000K Skkye Light Clamp LED Light

Innovative Marine 4 Watt 14000K Skkye Light Clamp LED Light

IT'S SLEEK. STYLISH. SKKYE LIGHT. The new stylishly slim aluminum arm is sure to turn heads with its’ low 3mm thickness and robust light output. The perfect choice for any rimless aquarium with a thickness of 9mm or less and offe...

From $47.99
Marc Weiss Co. Organics Combo Vital 5 oz.

Marc Weiss Co. Organics Combo Vital 5 oz.

"A synergetic mixture of SPECTRA VITAL and BLACKPOWDER" For aquariums with hard and soft coral The combination of two very popular and individually dynamic products, Spectra Vital and Black Powder provide a buffering cap...

$22.99
Continuum Aquatics Bio-Viv Garlic Concentrated Liquid Food Supplement

Continuum Aquatics Bio-Viv Garlic Concentrated Liquid Food Supplement

Bio•Viv-Garlic Description: Essential Lipid Complex for all Fishes Features: • Concentrated liquid garlic attractant for all fishes • Helps finicky eaters to get an appetite Advantages: Bio•Viv Garlic is made fr...

From $7.19
Canopy Light Reflector

Canopy Light Reflector

24" Electro-White Aluminum Reflector. 24" long, 9.25" wide with a 2" flare on each side. Please note this item requires special handling and packaging so additional shipping charges will apply. **Variations of t...

From $17.99
Continuum Aquatics Reef-Basis Calcium Concentrated Liquid Supplement

Continuum Aquatics Reef-Basis Calcium Concentrated Liquid Supplement

Reef•Basis Calcium Description: Calcium Supplement for Marine Aquariums Features: • Provides bioavailable calcium for corals and other invertebrates • Phosphate, Nitrate & Silicate Free • Contains no acetates, gluco...

From $5.99
5500K Metal Halide Bulb, Mogul Base

5500K Metal Halide Bulb, Mogul Base

175W 5500K METAL HALIDE SINGLE ENDED BULB The 5500K metal halide bulb is a full-spectrum Daylight bulb. It offers excellent light intensity, but will be slight yellow-green in coloration. A great bulb to achieve fast growth. Acti...

From $47.99
Marc Weiss Co. Organics Sand Boost 16oz

Marc Weiss Co. Organics Sand Boost 16oz

Energizes the natural microorganisms found in live sand and live rock. Helps live sand and live rock maintain natural biological filtration Creates a symbiotic condition that neutralizes debris and other waste Increases...

$27.99
Eheim Aquastyle Aquarium Stand

Eheim Aquastyle 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

From $57.69
1 - 25 of 50
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:
Marine Depot Newsletter Signup
Aquariums, News & Culture
Join 100,000+ readers who receive weekly tips, videos, deals and giveaways.