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 80
Replacement Cup O-Ring for AquaMaxx CR-1 Calcium Reactor

Replacement Cup O-Ring for AquaMaxx CR-1 Calcium Reactor

Replacement Cup O-Ring for AquaMaxx CR-1 Calcium Reactor

$3.99
Continuum AquaBlade-P Acrylic Safe Algae Scraper Replacement Blades

Continuum AquaBlade-P Acrylic Safe Algae Scraper Replacement Blades

Made in the USA! Blades full of sharp ideas The AquaBlade cyan blade was created by testing countless different types of plastics and plastic blends. The results are a special self lubricating plastic that is softer than ...

From $2.09
Aqua Vision Aquatics Precision Integreat (Part B Buffer)

Aqua Vision Aquatics Precision Integreat (Part B Buffer)

Precision Integrate Part B is a well-balanced supplement that is designed to raise and maintain KH/alkalinity levels as well as enhance coral growth. This product contains 10,600 KH or 3,800 meq/L and is one of the most concentrat...

From $7.19
H2O Life Mini Marine Mysis Shrimp Frozen Blister Packed Cubes - 100 Gram

H2O Life Mini Marine Mysis Shrimp Frozen Blister Packed Cubes - 100 Gram

Fresh Frozen Mini Marine Mysis shrimps are the perfect food item for seahorses, sea dragons, and other Sygnathids, since they are half the size of the freshwater, Mysis. These delicate, nutritious and tasty shrimp are also voracio...

$4.49
Threaded Plug Fitting - MPT

Threaded Plug Fitting - MPT

Part #: 172007 Size: 1/4" MPT **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Low Price Guarantee...

From $3.49
Continuum Aquatics Phyto-Blast Wide Range Phytoplankton Complex

Continuum Aquatics Phyto-Blast Wide Range Phytoplankton Complex

Phyto•Blast Description: Wide Range Aquacultured Phytoplankton Complex Features: • Wide Range, aquacultured phytoplankton Complex • Provides proteins, naturally occurring lipids and vitamins • Rich in chlorophyll, ca...

From $6.74
Continuum Aquatics Bacter Gen-M Marine Microbe Culture

Continuum Aquatics Bacter Gen-M Marine Microbe Culture

BacterGen•M Description: Microbial Culture for Marine Aquariums Features: • Provides seed bacteria to quickly establish the nitrogen cycle in new marine aquariums • Provides bacterial cultures to digest leftover food...

From $7.19
Continuum Aquatics Micro Blast Invertebrate & Filter Feeders Food

Continuum Aquatics Micro Blast Invertebrate & Filter Feeders Food

Micro•Blast Description: Invertebrate Food for Live Corals Features: • Nutritious balanced diet for fine filter feeders. • Provides proteins, naturally occurring lipids and vitamins • Rich in chlorophyll, carotenoid...

From $6.74
Red Sea Reef Foundation B Supplement (Alk) - 250ml

Red Sea Reef Foundation B Supplement (Alk) - 250ml

A successful coral reef aquarium depends on how well you maintain the water parameters which are the key to a stable coral environment. All of the elements found in natural seawater play a role in providing optimal water parameter...

$7.99
Continuum Aquatics Coralline Purple-CX Coralline Algae Growth Accelerator

Continuum Aquatics Coralline Purple-CX Coralline Algae Growth Accelerator

Coralline Purple•CX Description: Coralline Algae Accelerator for Marine Aquariums Features: • Specifically designed to encourage and accelerate coralline algae • Contains suspended aragonite • Does not promote green...

From $6.29
H2O Life Bloodworms Frozen Aquarium Food - 7 oz. (200 Grams) Double Blister Cubes

H2O Life Bloodworms Frozen Aquarium Food - 7 oz. (200 Grams) Double Blister Cubes

These blood worms are JUMBO size - big, fat, red and juicy - the way your fish love them! They are quickly processed 3 times though the purification stage to insure freshness and cleanliness. This food is excellent for all tropica...

$8.99
Chem-Marin Stop Aiptasia Applicator

Chem-Marin Stop Aiptasia Applicator

Applicator syringe for use with Chem-Marine`s Stop Aiptasia.

$3.99
Cap Fitting - 1/2 inch Slip

Cap Fitting - 1/2 inch Slip

Part #: 270496 Description: 1/2" Slip Cap **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Low Pri...

$0.49
Chem Marin Stop Hair Algae Applicator

Chem Marin Stop Hair Algae Applicator

Applicator for use with Chem Marin`s Stop Hair Algae

$4.49
Kordon AmQuel® Ammonia/Chloramine Remover - 4oz

Kordon AmQuel® Ammonia/Chloramine Remover - 4oz

Feature(s): A true one-step liquid ammonia and chloramine remover Nontoxic Simple to Use The original product that established the state-of-the-art in water conditioning technology regarding ammonia removal. 4oz bot...

$3.99
Kordon Aquarium NovAqua Plus® Water Conditioner - 4oz

Kordon Aquarium NovAqua Plus® Water Conditioner - 4oz

Feature(s): NovAqua+ Is A Best Quality Water Conditioner For All Water Sources NovAqua+ Removes Heavy Metals From Tap Water NovAqua+ Dismantles Chloramines InTap Water NovAqua+ Removes All Chlorine From Tap Water NovAqua...

$2.00
Aquarium Pharmaceuticals® API Aquarian Liquid Super Ick Cure 4oz

Aquarium Pharmaceuticals® API Aquarian Liquid Super Ick Cure 4oz

An effective treatment for Ich, a highly contagious disease, also called white spot disease. Quickly kills the ich parasite, usually within 24 hours. Provides a synthetic slime coat replacement that helps form a barrier against se...

$4.99
JBJ 3gal Picotope Aquarium - Replacement Media Kit

JBJ 3gal Picotope Aquarium - Replacement Media Kit

Mechanical sponge, Carbon bag, Biological sponge

$2.99
Aquarium Pharmaceuticals® API Marine Fish Flakes - 2.1oz

Aquarium Pharmaceuticals® API Marine Fish Flakes - 2.1oz

Formulated with daphnia as a protein source essential for growth, fish oil for enhanced tissue and cell regeneration, and spirulina proven to naturally enhance color.

$6.49
Kent Marine ProScraper & ProScraper II Replacement Plastic Blades - 3 Pack (Glass or Acrylic)

Kent Marine ProScraper & ProScraper II Replacement Plastic Blades - 3 Pack (Glass or Acrylic)

Kent Marine ProScraper Plastic Replacement Blades (Glass or Acrylic Aquariums) 3" wide Perfect for glass or acrylic Inert. Will not rust and will not add any metals to aquarium Will not scratch acrylic or glass like meta...

$3.49
Aquarium Pharmaceuticals® API Freshwater Deluxe pH Test Kit, 250 tests

Aquarium Pharmaceuticals® API Freshwater Deluxe pH Test Kit, 250 tests

A complete kit to measure and adjust pH. Tests pH levels from 6.0 to 7.6 and includes bottles of pH Up and pH Down to modify aquarium water pH to desired levels. 250 Tests per kit. Freshwater Deluxe pH Test Instructions: Why ...

$7.99
Easy-Life Voogle First Aid For Fish - 250 ml (Freshwater & Saltwater)

Easy-Life Voogle First Aid For Fish - 250 ml (Freshwater & Saltwater)

Voogle quickly helps all freshwater and saltwater fish. It has a generally wholesome effect, increases resistance and supports the natural healing process. Every fish has a natural immune system that protects him against pa...

$14.99 $7.97
Kordon EZ4U Tabs Water Conditioner - 1 Tablet for 10gal and 5 Tablets for 1gal Each

Kordon EZ4U Tabs Water Conditioner - 1 Tablet for 10gal and 5 Tablets for 1gal Each

Feature(s): Easy to Use Fizz Tablets Contains AmQuel® and NovAqua® A true one-step instant water conditioner Nontoxic No guessing—EZ4U is pre-measured EZ4U™ One-Step Water Conditioning Tablets was developed by Kord...

$2.49
Continuum Aquatics Reef-Sculpture Part B Liquid Calcium & Alkalinity Supplement

Continuum Aquatics Reef-Sculpture Part B Liquid Calcium & Alkalinity Supplement

Reef•Sculpture Part B Description: Part B of Two Part Calcium & Alkalinity System Features: • Part B of Two part calcium buffer system for marine reef aquariums • Ionically balanced calcium & alkalinity control syste...

From $4.49
Continuum Aquatics Reef-Sculpture Part A Liquid Calcium & Alkalinity Supplement

Continuum Aquatics Reef-Sculpture Part A Liquid Calcium & Alkalinity Supplement

Reef•Sculpture Part A Description: Part A of Two Part Calcium & Alkalinity System Features: • Part A of Two part calcium buffer system for marine reef aquariums • Ionically balanced calcium & alkalinity control syste...

From $4.49
1 - 25 of 80
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:
Save Money Get our best deals, product how-tos and expert tips delivered weekly to your inbox.