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 > Filters
Show: per page
Grid View Grid List View List
Sort by:
201 - 225 of 348
Aquarium Pharmaceuticals® API NITRA-ZORB for NEXX or RENA Filters Size 4  - 2 Pieces

Aquarium Pharmaceuticals® API NITRA-ZORB for NEXX or RENA Filters Size 4 - 2 Pieces

A convenient pouch of natural and synthetic ion-exchange resins that selectively remove ammonia, nitrite, and nitrate from freshwater aquariums. Nitra-Zorb™ also helps during start up by reducing unhealthy ammonia surges while est...

$10.99
AquaC Extended Collection Cups for Remora/Urchin Pro Series

AquaC Extended Collection Cups for Remora/Urchin Pro Series

Extended Collection Cup for AquaC Remora/Urchin Pro-Series

From $40.00
Eheim Install Set 2, 0.5 inch (Pressure)

Eheim Install Set 2, 0.5 inch (Pressure)

With Eheim Install Sets 1 and 2, all external filter makes with hose diameters of 0.50"/0.65" can be perfectly optimised in the suction or pressure area. Firm connection with variable installation and selective func...

$34.99
AquaC Cleaning Brush

AquaC Cleaning Brush

AquaC Cleaning Brush 1/2" diameter bottle brush on flexible wire, 12 1/2" total length.

$3.99
Reef Octopus Bio-Churn Biopellet Reactor

Reef Octopus Bio-Churn Biopellet Reactor

Reef Octopus NEW Biopellet reactor series takes a innovative approach of efficiently fluidizing the biopellet media without blasting the media itself with direct flow pressure. A specialty dispersant plate fluidizes the bio media...

From $209.99
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
Eheim Filter Pad Set for ECCO Pro 130, 200 and 300 Canister Filter

Eheim Filter Pad Set for ECCO Pro 130, 200 and 300 Canister Filter

Set of replacement filter pads (1x blue, 4x white) for Eheim ECCO Pro Canister Filter 130 / 200 / 300

$16.88
AquaC Urchin Pro In-Sump Protein Skimmer

AquaC Urchin Pro In-Sump Protein Skimmer

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 $199.99
Eheim Hang-on Filter Liberty 200

Eheim Hang-on Filter Liberty 200

Eheim Liberty Hang-On Filters are compact, complete and powerful. This series of Eheim appended filters combines the advantages of easy handling with effective water purification by mechanical, biological and adsorptive means. An ...

$39.99
Replacement Pump for AquaMaxx EM-Series Protein Skimmers

Replacement Pump for AquaMaxx EM-Series Protein Skimmers

Replacement Pump w/ needle-wheel for AquaMaxx EM100, CO-1 & ConeS-HOB Protein Skimmer. Shark 1.5 skimmer Pump

From $133.99
AquaC Urchin In-Sump Protein Skimmer with Drain Fitting

AquaC Urchin 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 $164.99
Tunze Hydrofoamer Silence Pump

Tunze Hydrofoamer Silence Pump

Pump especially developed for protein skimmer 9410, which can also be used as a standard dispergator on any conventional skimmer of this size. Technical data: Power supply: 230 V/50 Hz (115 V/60 Hz), cable 1.5 m (59 in.) Maximum a...

From $160.49
Eheim Install Set 1, 0.65 inch (Suction)

Eheim Install Set 1, 0.65 inch (Suction)

With Eheim Install Sets 1 and 2, all external filter makes with hose diameters of 0.50"/0.65" can be perfectly optimised in the suction or pressure area. Firm connection with variable installation and selective function is ensured...

$38.99
Nu-Clear Premium Activated Carbon 7 lbs for Nu-Clear 566

Nu-Clear Premium Activated Carbon 7 lbs for Nu-Clear 566

Nu-Clear Premium Activated Carbon 7 lbs for Nu-Clear 566

$44.99
CAD Lights Conic Media Recirculating Bio-Reactor

CAD Lights Conic Media Recirculating Bio-Reactor

Finally a solution for removing and controlling Nitrates, Phosphates, nuisance algae with a twist of your wrist! With our newest full control 3-way re-circulating flow system you can speed up or slow down the effluent and target y...

$174.99
Aquarium Pharmaceuticals® API Crystal Bio-Chem Zorb Cartridge for SuperClean Filters

Aquarium Pharmaceuticals® API Crystal Bio-Chem Zorb Cartridge for SuperClean Filters

Replacement Crystal Bio-Chem Zorb Cartridge for API SuperClean 50 Power Filter - 3 Pack *Makes water clean and clear Features: Superior resins and activated carbon Removes debris, colors and odors Densely filled cartr...

From $9.99
Tom Aquatics Activated Carbon Pillow with Cloth Carbon for Rapids Pro Series PS3 & PS4

Tom Aquatics Activated Carbon Pillow with Cloth Carbon for Rapids Pro Series PS3 & PS4

Pros Series Cloth Carbon is cleaner and purer than other traditional forms of acitvated carbon but still retains 100% activation which gives it the same high capacity for adsorption of organic compounds and other odorous gases. Pr...

$10.49
Eheim Suction Cup w/ Clip 0.35in/0.50 inch

Eheim Suction Cup w/ Clip 0.35in/0.50 inch

Eheim Suction Cup with Clip 0.35"/0.50"

$6.49
Nylon Spacer for ASM Protein Skimmers

Nylon Spacer for ASM Protein Skimmers

Replacement Nylon Spacer for ASM G-1 w/ G-500 Pump Protein Skimmer

From $0.99
Reef Octopus Regal Protein Skimmers

Reef Octopus Regal Protein Skimmers

The new and innovative Reef Octopus Regal 170-SSS in-sump protein skimmer supplies powerful filtration for aquariums up to 300 gallons where sump space may be limited. The Reef Octopus Regal 170-SSS is constructed of high-quality ...

From $444.99
Reef Octopus Bio-Churn 120R Recirculating Biopellet Reactor

Reef Octopus Bio-Churn 120R Recirculating Biopellet Reactor

Reef Octopus NEW Biopellet reactor series takes a innovative approach of efficiently fluidizing the biopellet media without blasting the media itself with direct flow pressure. A specialty dispersant plate fluidizes the bio media...

$349.99
Precision Marine Kalkreactor KR620

Precision Marine Kalkreactor KR620

At Precision Marine there are two ways Calcium can be added to your reef tank, the Calcium Reactor or the Kalkreactor pictured here. You can either gravity feed through the Kalkreactor from a freshwater top-off system to your rese...

$280.49
Eheim Filter Pad Set for 2080 Pro 3 Filter (1 x Coarse, 4 x Fine)

Eheim Filter Pad Set for 2080 Pro 3 Filter (1 x Coarse, 4 x Fine)

Feature(s): 1 x Coarse Filter Pad 4 x Fine Filter Pads

$25.92
Red Sea Berlin Airlift Internal Protein Skimmer

Red Sea Berlin Airlift Internal Protein Skimmer

The Berlin Air-Lift is a high performance, low cost internal skimmer based on the Berlin Triple-Pass principle. The Air-Lift is powered by a lime wood air-stone attached to an external air pump (not supplied), these compact units ...

From $45.99
Deltec Internal Protein Skimmer MC500

Deltec Internal Protein Skimmer MC500

Tank mounted Installation . The MC500 fits tidily inside the aquarium against either the back or side wall and normally can be fitted using the bracket supplied, (either clear front face or black back face forwards). As long ...

$547.99
201 - 225 of 348
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 $100 Gift Card Sign up to get our best deals, expert tips and a chance to win $100 to spend at Marine Depot!