Great Aquariums Start Here
1-800-566-3474
    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
  • Options
    Reset All
  • Your Selections
  • $10-$45
    (Price)
Search Results for »
Show: per page
Grid View Grid List View List
Sort by:
Blue Life Clear Fx Pro

Blue Life Clear Fx Pro

CLEAR FX PRO is an advanced all-in-one filtration media. BlueLife`s cutting edge technology is compatible with both fresh and saltwater aquariums of all sizes. The easy to use media is the most comprehensive and reliable solutio...

From $12.49
Red Sea Alkalinity Pro Test Kit - Reagent Refill Kit

Red Sea Alkalinity Pro Test Kit - Reagent Refill Kit

Red Sea’s KH/Alkalinity Pro Test Kit is an advanced titration test, measuring the level of buffers in your reef aquarium to an exceptionally high accuracy of 0.05 meq/l (0.14 dKH). Reagent Refill Kit Only - Includes reagents on...

$16.86 $13.49
Innovative Marine Mesh Screen Lid and Clips

Innovative Marine Mesh Screen Lid and Clips

Seamless and Secure Protect your livestock and upgrade your NUVO with a lightweight mesh screen top specifically made for your aquarium. Crafted from durable aluminum, and powder coated for extra protection, these screen lids a...

From $40.00
Red Sea Calcium Pro Test Kit - Reagent Refill Kit

Red Sea Calcium Pro Test Kit - Reagent Refill Kit

Red Sea’s Calcium Pro Test Kit is an advanced calcium titration test, measuring the level of calcium in your reef aquarium to an exceptionally high accuracy of 5 ppm. Reagent Refill Kit Only - Includes reagents only to perform...

$15.53 $14.49
Coral Viewer

Coral Viewer

6" Coral Viewer / Top Down Box Surface agitation in most reef aquariums will cause the view from above the aquarium to be distorted. Using the Coral Viewer allows you to view the inhabitants of your aquarium without distortion....

From $17.99
Red Sea Magnesium Pro Test Kit - Reagent Refill Kit

Red Sea Magnesium Pro Test Kit - Reagent Refill Kit

Red Sea’s Magnesium Pro Test Kit is an advanced titration test, measuring the level of magnesium in your reef aquarium to an exceptionally high accuracy of 20 ppm. Reagent Refill Kit Only - Includes reagents only to perform 100...

$14.49
Red Sea Phosphate Pro Test Kit - Reagent Refill Kit

Red Sea Phosphate Pro Test Kit - Reagent Refill Kit

Red Sea’s Phosphate Pro Test Kit is an advanced colorimetric test with comparator, measuring the level of phosphate in your reef aquarium to an exceptionally high accuracy of 0.02ppm PO4. Reagent Refill Kit Only - Includes reagen...

$23.46 $18.99
Red Sea Iodine Pro Test Kit - Reagent Refill Kit

Red Sea Iodine Pro Test Kit - Reagent Refill Kit

Red Sea’s Iodine Pro Test Kit is a unique test, measuring the level of total iodine in your reef aquarium to a high accuracy of 0.01 ppm. Reagent Refill Kit Only - Includes reagents only to perform 50 aquarium water tests with ...

$18.99
Mur-Lok® 1/4 Inch X 1/4 Inch 90 Degree Ball Valve

Mur-Lok® 1/4 Inch X 1/4 Inch 90 Degree Ball Valve

Color: White Mur-lok Part# : I0410425 Tube O.D.: 1/4" Male Thread: 1/4" NPTF Mur-lok fitting information Mur-lok® Polypropylene Fittings have a dual o-ring design at each tube connection, giving end users confidence in the...

$10.49
Reef Octopus NS80 Nano Protein Skimmer

Reef Octopus NS80 Nano Protein Skimmer

A small skimmer with some of the great features found in larger skimmers. Equipped with bubble diffuser, solid mounting bracket, easy to use raiser pipe to control the internal water level in the skimmer and all in a small footpri...

$43.99
Mur-Lok® 1/4 Inch EZ Faucet Adapter Kit

Mur-Lok® 1/4 Inch EZ Faucet Adapter Kit

Color: Grey Mur-lok Part# : H0930425 Tube O.D.: 1/4" Female Thread : 1/2" NPSM Male Thread: 1/2" NPSM The EZ Faucet Adapter Kit provides a simple connection for installing any water system, from ultra pure to under the sink...

$17.49
CoralVue Single Lamp Retrofit T5 Reflector

CoralVue Single Lamp Retrofit T5 Reflector

Feature(s): T-5 Product Specs: Manufactured from Alanod Miro 4 Extra Bright 95% Reflectivity Clips onto lamp, no mounting required. x2 lamp clips and hardware included. Available in 23, and 35 inch lengths.

From $17.99
Two Little Fishies Calcium Pronto

Two Little Fishies Calcium Pronto

Calcium Pronto is a fast-dissolving pure, dry calcium chloride that makes it easy and economical to rapidly raise the calcium ion concentration in aquariums. Supplemental calcium is required for reef aquariums because corals, cl...

From $14.62
Two Little Fishies KH Power

Two Little Fishies KH Power

KH Power is a fast-dissolving dry powdered blend of carbonate, bicarbonate, and borate salts designed to raise alkalinity and achieve a stable pH. After a pH of 8.3 is achieved, further additions of KH Power raise the alkalinity...

From $9.99
Red Sea Potassium Pro Test Kit - Reagent Refill Kit

Red Sea Potassium Pro Test Kit - Reagent Refill Kit

Red Sea’s Potassium Pro Test Kit is a unique advanced titration test, measuring the level of potassium in your reef aquarium to a high accuracy of 3 ppm. Reagent Refill Kit Only - Includes reagents only to perform 40 aquarium w...

$27.99
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.