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
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:
Kent Marine Acrylic & Glass Cleaner / Polisher 8oz

Kent Marine Acrylic & Glass Cleaner / Polisher 8oz

Kent Marine is pleased to announce the release of our Acrylic/Glass Cleaner-Polisher. Kent Marine Acrylic/Glass Cleaner-Polisher is a nontoxic antistatic formula that makes your glass or acrylic aquarium sparkle. Uses the same tru...

$6.99
Kent Marine A F Cichlid Buffer 250grams

Kent Marine A F Cichlid Buffer 250grams

African Cichlid pH regulation system. African & Hard Water Cichlid Water Conditioner. Automatic pH buffer and alkalinity or carbonate hardness (KH) adjusting system designed for African cichlids and other rift lake fishes. Al...

$5.99
Kent Marine Betta Bowl Essential 2oz

Kent Marine Betta Bowl Essential 2oz

Essential Fish and Plant Supplement and Chlorine Neutralizer. Betta Bowl Water Conditioner. Betta Bowl Essential neutralizes harmful chlorine, and provides essential ions for fish and plants. It can be used for preparing tap wate...

$2.49
Kent Marine Nitrate Sponge

Kent Marine Nitrate Sponge

Description: Kent Marine Nitrate Sponge is a granular zeolitic medium which works by two methods. It slowly directly adsorbs small amounts of ammonia that are released by fish and natural processes, and it fosters anaerob...

From $11.99
Kent Marine Phosphate Sponge

Kent Marine Phosphate Sponge

Description: Kent Marine Phosphate Sponge is not an algaecide, but a ceramic medium which will adsorb phosphates quickly (within hours) when placed directly in the water flow. Works in fresh and saltwater aquariums or ponds to bri...

From $13.99
Kent Marine Reef Carbon

Kent Marine Reef Carbon

Description: Removes organic pollutants, stains, and entrained toxic gases in marine and freshwater aquariums or ponds. Contains the finest pelletized activated bituminous coal based carbon. Pore size is in the 20 to 2,000 Angstro...

From $10.49
Kent Marine Float Valve Kit For RO and RO/DI Units

Kent Marine Float Valve Kit For RO and RO/DI Units

The FVKITKENT allows an RO to fill a reservoir to a desired level, then shut down water production completely.  This kit works from pressure only, no electricity.  Included within this kit is a pressure solenoid, float v...

$56.99
Kent Marine Shut-off Valve

Kent Marine Shut-off Valve

The SHUTOFFKIT allows RO unit to shutoff or stop producing waste water after the float valve closes. Parts Include: Tubing, Solenoid, JACO18NIP, JACOTEE, JACO18L, JACO18S, CHECKV Note: Not recommended for level control in aquariu...

$42.99
Kent Marine Float Valve Only, Black ABS

Kent Marine Float Valve Only, Black ABS

All ABS black high density plastic. No metal parts. Will not rust in Saltwater. Rated for City Water Pressure and will mount in sump, hard plastic pond or garbage can. (Kent Marine Part No. FVKENT) The FVKENT is an all plastic fl...

$20.49 $14.99
Kent Marine Hi-S DI Replacement Cartridge - Color Change

Kent Marine Hi-S DI Replacement Cartridge - Color Change

Replacement Hi-S DI cartridge for Kent Marine Maxxima Hi-S RO/DI units Kent Marine offers a full line of replacement part and accessories for all their reverse osmosis and deionization systems. In this day of increased water poll...

$48.49 $39.99
Kent Marine Hi-S TFC Membrane

Kent Marine Hi-S TFC Membrane

Replacment Kent Marine 35GDP Hi-S TFC membrane Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched for the...

From $95.49
Kent Marine Superbuffer dKH

Kent Marine Superbuffer dKH

Description : Kent Superbuffer-dKH is a specially formulated pH buffer and alkalinity or carbonate hardness (KH) builder, designed to adjust the pH of saltwater aquariums to the range of 8.0 to 8.3 and build the KH. Superbuffer-d...

From $6.49
Kent Marine Liquid RO Right

Kent Marine Liquid RO Right

Specially formulated mixture of dissolved solids (also called general hardness or GH) which includes major salts of sodium, magnesium, calcium, and potassium together with all necessary minor and trace minerals. Provides natural w...

From $26.99
Kent Marine Powdered RO Right

Kent Marine Powdered RO Right

Specially formulated mixture of dissolvable solids (also called general hardness or GH) which includes major salts of sodium, magnesium, calcium, and potassium together with all necessary minor and trace minerals, together with a ...

From $6.99
Kent Marine Ammonia Detox

Kent Marine Ammonia Detox

Description: Ammonia Detox is the premier product for ammonia removal for tap or aquarium water! It is much stronger than competing products and is safer too. Some competing products contain toxic formaldehyde. Formaldehyde is m...

From $9.99
Kent Marine Sea Squirt Feeder

Kent Marine Sea Squirt Feeder

The Kent Marine Sea Squirt is a revolutionary new instrument with several unique features: Contracted length of 21" (53cm), extends to 35" (89cm) for deep tanks or hard-to-reach areas Graduated tube is marked at each mill...

$18.99
Kent Marine Discus Essential 16 oz.

Kent Marine Discus Essential 16 oz.

Description: Color and vigor of fish can be negatively affected by lack of trace minerals. Kent Discus Essential replaces biologically important trace minerals which are used by fish and plants and removed through filtration in ...

$11.49
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.