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 Freshwater Aquarium Supplies
Show: per page
Grid View Grid List View List
Sort by:
101 - 125 of 378
Bushing Fitting - Slip x Slip

Bushing Fitting - Slip x Slip

Part #: 270400 Size: ¾" slip x ½" slip **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 P...

From $0.49
Nipple Fitting - MPT x MPT

Nipple Fitting - MPT x MPT

Part # : 175008 Size: 1/2" MPT x 1/2" 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 Pri...

From $0.99
E.S.V. Granular Activated Carbon

E.S.V. Granular Activated Carbon

Our Granular Activated Carbon based on bituminous coal provides the best combination of pore size, large particle size, high surface area, low ash, and hardness for chemically filtering aquarium water. In addition, test results in...

From $9.99
Loc-Line 1/2 inch Ball Socket Round Nozzle

Loc-Line 1/2 inch Ball Socket Round Nozzle

Part# : 270857 Description: 1/2" Ball-Socket Round Nozzle (Loc-Line)

$1.99
Aquarium Pharmaceuticals® API Doc Wellfish`s Algae Scraper

Aquarium Pharmaceuticals® API Doc Wellfish`s Algae Scraper

An incredibly durable algae scraper for cleaning aquarium walls. Made with an 18" long, strong handle, and both a scrubbing pad and a hard scraping tip. Removes even the toughest algae quickly and easily. For glass aquariums....

From $4.99
Loc-Line 1/2 inch X 2.5in Flare Nozzle

Loc-Line 1/2 inch X 2.5in Flare Nozzle

½" x 2½" Ball-Socket Flare Nozzle (Loc-Line)

$5.49
Loc-Line 1/2 inch Ball Socket Y

Loc-Line 1/2 inch Ball Socket Y

Part# : 270861 Description: 1/2" Ball-Socket Y Fitting (Loc-Line)

$3.99
Aquarium Pharmaceuticals® API Furan-2 Medication - 10ct Powder Packets

Aquarium Pharmaceuticals® API Furan-2 Medication - 10ct Powder Packets

Contains two furan compounds to combat a wide variety of gram-positive & gram-negative bacterial diseases, including bacterial gill disease, open red sores (Aeromonas spp.), body slime & eye cloud, black molly disease (Fla...

$5.99
Easy Blade (Glass Only)

Easy Blade (Glass Only)

Another innovative product for you favorite past time which will make the cleaning of your aquarium easier. The new Easy Blade gives you the combined cleaning power of a floating magnet and a blade cleaner. Easy Blade has a worki...

From $8.99
Aquarium Pharmaceuticals® API Freshwater/Saltwater Nitrate Test Kit, Test kit of 90 tests

Aquarium Pharmaceuticals® API Freshwater/Saltwater Nitrate Test Kit, Test kit of 90 tests

Measures nitrate levels in both fresh & saltwater aquariums. Tests nitrate levels from 0 to 160 ppm. 90 tests per kit. Freshwater/Saltwater Nitrate Test Instructions: Why Test For Nitrate? Nitrate (NO3-) is produced in t...

$8.99
Coupling Fitting - Slip x Slip

Coupling Fitting - Slip x Slip

Part #: 175248 Size: 1/2" Slip x 1/2" Slip **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 Pr...

From $0.49
Brillianize Glass and Acrylic Aquarium Cleaner/Polish - 8oz

Brillianize Glass and Acrylic Aquarium Cleaner/Polish - 8oz

Brillianize Polish - 8oz America`s #1 Rated Cleaner & Polish Safe 100% non-toxic, safe to use around people and pets. Brillianize plastic cleaner and polish is the choice of professionals, enthusiasts, manufacturers and f...

$5.99
Lifegard Aquatics Algae Pads

Lifegard Aquatics Algae Pads

Lifegard Aquatics 3" X 3" Algae Pad—Glass aquariums Surface friendly algae scrub pads are safe, non-toxic and easy to use for removing line scum, unsightly algae and other deposits that form on aquarium surfaces.

From $2.99
Ocean Nutrition Formula One Cube

Ocean Nutrition Formula One Cube

Fresh seafood and algae make this a gourmet natural food for all marine tropicals. Developed by aquaculture biologists to duplicate a natural coral reef diet. This food will significantly improve coloration and vitality in fishes ...

From $7.99
Magfloat Replacement Pad/Felt

Magfloat Replacement Pad/Felt

Replacement Pad for the Mag-Float 125 Magnet Cleaner for Glass

From $4.49
Red Sea Max Media - Carbon

Red Sea Max Media - Carbon

Actively absorbs odors, organic pollutants, colors, toxic compounds and medications. Provided in a mesh bag to easily fit in the right location for the Max filtration system . Promotes fish health by creating cleaner, clearer ...

$9.99
Marineland Black Diamond Carbon

Marineland Black Diamond Carbon

Black Diamond® Black Diamond Premium Activated Carbon eliminates discoloration, odors, and impurities...and keeps on doing it long after other carbons quit. Heat-activated bituminous coal-based Black Diamond granules are spec...

From $9.99
Aqua Logic 1/2 inch Diameter Sensor Probe Holder w/ Suction Cup (1 piece only)

Aqua Logic 1/2 inch Diameter Sensor Probe Holder w/ Suction Cup (1 piece only)

Replacement 1/2" Diameter Probe Holder with Suction Cup

$3.00
JG 1/4 inch x 1/4 inch Union Ball Valve

JG 1/4 inch x 1/4 inch Union Ball Valve

Color: White John Guest Part# : PPSV040808W Tube O.D.: 1/4" How to make a connection: Cut tube square. Cut the tube square. It is essential that the outside diameter be free of score marks and that burrs and sharp edges be ...

$8.99
Berlin Sump Replacement Sponge

Berlin Sump Replacement Sponge

Berlin Sump BS-1 Filter Foam Block Size: 4.5" x 5" x 2.5"

From $5.29
Bushing Fitting - MPT x FPT

Bushing Fitting - MPT x FPT

Bushing Txt 1/2" MPT x 1/4 " FPT **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 Guara...

From $1.49
Dissekt-Rite Specimen Forceps

Dissekt-Rite Specimen Forceps

Heavy duty 10in long forceps. Fine quality stainless steel durable. Ideal for working with fragments underwater. Ideal For: Easy and convenient tank beautification Simplifying the locating the decorations and plants M...

From $6.99
Bushing Fitting - Slip X FPT

Bushing Fitting - Slip X FPT

Size: 1/2" slip x 1/4" FPT **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, p...

From $0.99
Seachem Laboratories CupriSorb Copper Remover

Seachem Laboratories CupriSorb Copper Remover

SeaChem CupriSorb is a powerful adsorbent of copper and heavy metals. CupriSorb will remove copper more rapidly and efficiently than carbon and is thus ideal for emergency copper removal. It extracts all types of copper from water...

From $8.79
Seachem Laboratories SeaGel

Seachem Laboratories SeaGel

SeaChem SeaGel is an efficient blend of MatrixCarbon and PhosGuard. SeaGel removes organic and color impurities, phosphates, silicates, toxic metals and acids. Both components are bead shaped for optimum water flow characteristics...

From $6.39
101 - 125 of 378
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.