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
Search Results for Saltwater Aquarium Supplies
Show: per page
Grid View Grid List View List
Sort by:
51 - 75 of 110
Spears Double Union Ball Valve - Slip & FPT

Spears Double Union Ball Valve - Slip & FPT

Spears® True Union 2000 Standard Ball Valves Economical true union 2000 standard ball valve. Allows future system upgrade. Excellent for OEM applications. Replaceable seats. Safe-T-Blocked® seal carrier - full rated pressure. Sp...

From $31.99
Mr. Aqua Rectangular Frameless Low Iron Glass Aquarium Tank

Mr. Aqua Rectangular Frameless Low Iron Glass Aquarium Tank

Mr. Aqua aquariums are produced using high clarity glass. By eliminating the plastic frame that surrounds typical aquarium systems, the Mr. Aqua aquarium provides a clean and clear view of your aquatic life. Normally the plasti...

From $114.99
Aquarium Pharmaceuticals API FilStar XP Canister Filter

Aquarium Pharmaceuticals API FilStar XP Canister Filter

It’s no wonder the API Filstar xP canister filters received an industry recognition award for the best aquarium filter! Easy-to-use and extremely powerful with multi-stage filtration and bypass-free circulation, the API Filstar co...

From $99.99
AquaticLife T5 HO Light Link Fixture - FreshWater

AquaticLife T5 HO Light Link Fixture - FreshWater

DESCRIPTION T5 HO (high output) light fixture with Roseate and 6,000K lamps. GENERAL Adjustable width aquarium frame mounts support fixture above aquarium. Single power cord makes it easy to mount on the aquarium or su...

From $114.99
CPR AquaFuge Light

CPR AquaFuge Light

These lights are designed specifically for use with CPR`s AquaFuges and feature an attractive silver housing, efficient reflector, and a replaceable external starter. These lights have two stand options; the standard grey plastic ...

From $67.99
Innovative Marine 8 Watt 14000K Skkye Light Clamp LED Light

Innovative Marine 8 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 itslow 3mm thickness and robust light output. The perfect choice for any rimless aquarium with a thickness of 9mm or less and offere...

From $99.99
Hydor Professional Canister Filter

Hydor Professional Canister Filter

Hydor Professional Canister Filters are quiet and efficient canister filters that are great for both freshwater and saltwater aquariums. These filters feature modern Japanese-Inspired design with compact footprints and large filtr...

From $99.99
EcoTech Marine RMS Single Radion Tank Mount

EcoTech Marine RMS Single Radion Tank Mount

The long-anticipated Radion Tank Mounting System. Two specialized kits designed for XR15 and XR30 model Radions. Each kit contains everything needed to tank mount a Radion light on almost any standard or rimless tank. Each kit ...

From $89.00
Clear-for-Life Rectangle 10 Gallon Acrylic Aquarium - Regular

Clear-for-Life Rectangle 10 Gallon Acrylic Aquarium - Regular

Advance Aqua Tanks® has been a leading provider of top-of-the-line acrylic aquariums since 1986. All of Clear-for-Life™ Acrylic Aquariums are made in the U.S.A. with the highest quality Finest cell cast acrylic, and guarantees by ...

From $93.99
Two Little Fishies Phosban Reactor 550 Kit w/ Cobalt Aquatics MJ1200 Water Pump

Two Little Fishies Phosban Reactor 550 Kit w/ Cobalt Aquatics MJ1200 Water Pump

Kit Includes: Two Little Fishies GFO Phosban Reactor 550 Cobalt Aquatics MJ1200 Water Pump 1/2 inch Clear Flexible Vinyl Tubing x 6ft Plastic Hose Clamp 1/2 inch x 2 Two Little Fishies GFO Phosban Reactor 550 The Ph...

$110.99
CAD Lights NR-1 Pro All-In-One Media Reactor

CAD Lights NR-1 Pro All-In-One Media Reactor

NR-1 Pro All-In-One Media reactor (Bio-pellets, GFO, Carbon) Our newly released NR-1 Pro nano media reactor packs all the latest and best features that our engineers have come up with. Building on the breakthrough of the orig...

$99.99
NextReef MR1 XL GFO and Carbon Filter Media Reactor

NextReef MR1 XL GFO and Carbon Filter Media Reactor

NextReef MR1 XL Media Reactor NextReef Reactors Loom Large Over the Competition! The MR1 families of Media/Substrate Reactors feature a massive 4-inch reaction chamber. The extra wide design maximizes water to media contact, ...

$110.99
Tunze CO2 Pressure Regulator 7077/3

Tunze CO2 Pressure Regulator 7077/3

Precision device with fine adjustment for standard CO2 cylinders(CGA 320 threads - US Version). To be mounted without tools, precise adjustments, two pressure gauges, and pressure-relief valve. Made in Germany.

$107.49
Korallen-Zucht ZEOvit Coral Booster

Korallen-Zucht ZEOvit Coral Booster

Enhances coloration, growth and immune response Special elements stimuli for all corals Balances elemental deficiencies Synergic complementation of Flatworm-stop Provides trace elements in most uptake-able form resulting in u...

From $59.99
Buy an Innovative Marine Minimax All-In-One Desktop Media Reactor and get AquaMaxx Carbon One - 2 Quart FREE

Buy an Innovative Marine Minimax All-In-One Desktop Media Reactor and get AquaMaxx Carbon One - 2 Quart FREE

Buy an Innovative Marine Minimax All-In-One Desktop Media Reactor and get AquaMaxx Carbon One - 2 Quart FREE Innovative Marine MiniMax All-In-One Media Reactor - DeskTop - Information If you desire the highest water qualit...

$98.99
Kessil Spectral Controller

Kessil Spectral Controller

Kessil Spectral Controller for all Kessil A360 LED fixtures. A fully functional electronic controller for Kessil LED Aquarium lights that allows you to independently control two banks of Kessil LED`s. Features a brightly colored...

$99.00
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
Hamilton Bali Sun Single Ended Mogul Base Pendant

Hamilton Bali Sun Single Ended Mogul Base Pendant

High output reflector for Mogul Base 175W, 250W or 400W Metal Halide bulbs Includes 6 actinic blue LED lights & LED transformer for nocturnal viewing Multi faceted mirror-finish parabolic reflector provides maximum l...

$99.99
Red Sea Max 250 Protein Skimmer Pump

Red Sea Max 250 Protein Skimmer Pump

Replacement Red Sea Max 250 Protein Skimmer Pump.

$99.99
Coralife Aqualight Dual T5 Lamp High Output Fixture

Coralife Aqualight Dual T5 Lamp High Output Fixture

Coralife Aqualight High Output T5 Fixtures. They provide significantly more light than conventional fluorescent systems. High Output T5 lighting is an excellent choice for saltwater, reef, or freshwater tropical aquariums. Lo...

From $97.99
Mr. Aqua Serene Ultra 12 Gallon Frameless Low Iron Glass Aquarium

Mr. Aqua Serene Ultra 12 Gallon Frameless Low Iron Glass Aquarium

Mr. Aqua aquariums are produced using high clarity glass with thicknesses ranging between 5mm to 10mm depending on the size. By eliminating the plastic frame that surrounds typical aquarium systems, the Mr. Aqua aquarium provides ...

$113.99
American Marine Pinpoint Salinity Monitor

American Marine Pinpoint Salinity Monitor

American Marine PINPOINT Salinity Monitor PINPOINT Salinity Monitor™ will accurately and immediately measure the amount of salt in any marine or freshwater system. The reading is fully temperature compensated and the convers...

$109.99
Lifegard Aquatics High Output Ultra-Slim Blue/White LED Light

Lifegard Aquatics High Output Ultra-Slim Blue/White LED Light

18” High Output Ultra Slim LED light has a low profile super slim housing. This cool-running and energy-efficient LED fixture provides excellent general-purpose lighting for freshwater or marine aquarium. High output (14000K) LED’...

From $76.99
Won Brothers HT Titanium Heating Element

Won Brothers HT Titanium Heating Element

All the titanium heating elements must be used with temperature controllers. Features: Heating indicator light High quality titanium element Excellent corrosion resistance Double heating tube Heavy duty grounded cabl...

From $48.99
Hanna Instruments Waterproof pH Tester with Replaceable Electrode

Hanna Instruments Waterproof pH Tester with Replaceable Electrode

When HANNA instruments introduced its first version of the pHep (pH electronic paper) in 1986, it immediately revolutionized the standard in pH measurement. pHep`s ease-of-use in combination with its affordability made it possible...

From $88.99
51 - 75 of 110
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.