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Aquarium Supplies
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51 - 75 of 370
UVL VHO Super Actinic Bulb

UVL VHO Super Actinic Bulb

Super Actinic R is the most widely used aquarium lamp on the market. 100% blue spectrum. 180° internal reflector allows 40% more light output. Great for reef applications and coral enhancement. Super Actinic R (420nm peak) = 100%...

From $18.49
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 $29.99
SpectraPure® MaxCap DI Cartridge - Standard

SpectraPure® MaxCap DI Cartridge - Standard

DI-MC-10 SpectraPure’s MAXCAP® DI™ Replacement Cartridge is the Heart of the MAXCAP® Series of Products. When placed ahead of your existing DI cartridge, the life of your downstream DI cartridges will increase by four times or...

$29.99
65W Power Compact Bulb - Straight Pin

65W Power Compact Bulb - Straight Pin

UVL 65W Actinic White PowerCompact Bulb - Straight Pin Bulb Replacement Guide Bulb Types Life of Bulb* Normal Output Fluorescent 6-12 months Very High Out...

From $18.99
Prodibio BIO DIGEST

Prodibio BIO DIGEST

BIO DIGEST is a hyper-concentrated bacterial compound that satisfies two functions: Installing biological filtration and digesting aquarium waste. Packaging the ampoules under nitrogen allows for very long conservation and makes ...

From $21.99
Swing Check Valve - FPT x FPT

Swing Check Valve - FPT x FPT

Part #: FT9033 Description: 1/2" Clear FPT Swing Check Valve Size: 1/2" FPT x 1/2" FPT Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check val...

From $20.99
Seachem Laboratories Matrix Carbon

Seachem Laboratories Matrix Carbon

SeaChem MatrixCarbon is a truly unique activated carbon, bead shaped for optimal hydrodynamics. This provides maximum water flow and contact with a high density of adsorptive sites without the compacting common to granular activat...

From $10.49
Red Sea 55W Dual 10000K/Actinic PowerCompact Bulb

Red Sea 55W Dual 10000K/Actinic PowerCompact Bulb

Replacement Lamp for Red Sea Max Tank 20.75" L

$24.49
Salifert Magnesium Test Kit

Salifert Magnesium Test Kit

Salifert Magnesium Profi-Test Magnesium is present in natural sea water in a fairly high concentration (1350 - 1500 mg/L) and is an essential element of chlorophyll which is necessary for photosynthesis. Without photosynth...

$24.99
Swing Check Valve - Slip x Slip

Swing Check Valve - Slip x Slip

Part #: FT8933 Description: 1/2" Clear PVC Socketed Swing Check Valve Size: 1/2" Slip x 1/2" Slip Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check valves to be...

From $20.99
Salifert Calcium Test Kit

Salifert Calcium Test Kit

Calcium is a major constituent of coralline algae, the skeletal material of hard corals and the skeletal needles of soft/leather corals. In many cases too low a calcium concentration retards coral and coralline algae growth. ...

$21.99
Algae Free Algae Magnets

Algae Free Algae Magnets

New and Revolutionary Cleaning Magnets! These are the strongest floating aquarium algae cleaning magnets available that are safe for glass and acrylic aquariums.  The inner cleaning assembly is made of high quality injected m...

From $43.99
Gate Valve - Slip X Slip

Gate Valve - Slip X Slip

Gate Valve - 1/2 inch Slip X 1/2 inch 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 $17.99
HM Digital Dual Inline TDS Meter

HM Digital Dual Inline TDS Meter

The Dual TDS meter offers an easy and convenient way of monitoring the performance of your RO or RO/DI unit. It allows you to quickly check the quality of the inlet and outlet water and helps you to determine when the cartridges n...

$31.49
Seachem Laboratories Freshwater and Marine Stability

Seachem Laboratories Freshwater and Marine Stability

Seachem Stability 500 ml Stability™ will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability™ is formulated specifi...

From $13.49
Aquarium Pharmaceuticals Stress Zyme

Aquarium Pharmaceuticals Stress Zyme

Improves the development of the biological filter and helps clean a dirty aquarium. Contains over 300 million live bacteria per teaspoonful. Breaks down organic compounds that cause dangerous conditions such as ammonia and nitrite...

From $5.99
D-D Giesemann Powerchrome Midday T5 High Output Fluorescent Lamp

D-D Giesemann Powerchrome Midday T5 High Output Fluorescent Lamp

The D-D Midday 6000 T5 bulbs have full a 5 point colour spectrum and 6000K colour temperature which exactly recreates natural sunlight. Suitable for salt water and fresh water. Midday is a 6000 Kelvin tube with a 5 point spectrum...

From $18.99
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
American Marine Pinpoint pH Probe

American Marine Pinpoint pH Probe

PINPOINT ™ pH Replacement Probe is designed especially with your purpose in mind. It features long, continuous duty expectancy, fast response and, most importantly, is non-toxic to your system. Each probe features a 10 foot ca...

$39.99
Eheim Compact+ Pump

Eheim Compact+ Pump

The new EHEIM Compact+ Pump series for use in, or out of water is available with three different controllable outputs: 265-528, 396-792 and 660-1320 gph. They are suitable for use in aquariums, keeping and rearing tanks where reli...

From $89.99
Mr. Aqua Bookshelf / Long Frameless Glass Aquarium Tank

Mr. Aqua Bookshelf / Long Frameless 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 $31.99
Seachem Laboratories ParaGuard

Seachem Laboratories ParaGuard

SeaChem ParaGuard ™ is the only fish and filter safe aldehyde based (10% by weight) parasite control product available. Unlike highly toxic and difficult to use formalin based medications, ParaGuard™ contains no formaldehyde or me...

From $5.39
Two Little Fishies Hydrocarbon 2 Granulated Activated Carbon

Two Little Fishies Hydrocarbon 2 Granulated Activated Carbon

TwoLittleFishies HydroCarbon 2 G.A.C. is a granulated activated carbon designed specifically for the purification of water. It is manufactured by steam activation and acid washing of a special Lignite material under carefully cont...

From $13.49
Ocean Nutrition Formula Two Cube

Ocean Nutrition Formula Two Cube

Extra algae with fresh seafoods make this a gourmet natural food for herbivorous marine and freshwater fishes. Developed by aquaculture biologists to duplicate a natural coral reef diet. This formula is excellent for Surgeonfish, ...

From $6.59
Hanna Instruments Phosphate LR Reagent, 100 Tests

Hanna Instruments Phosphate LR Reagent, 100 Tests

Reagents for phosphate LR (low-range), ascorbic acid method. For use with Hanna Instruments Checker Phosphate Colorimeter. Range: 0.00 to 2.50 mg/L Kit for 100 Tests

$28.49
51 - 75 of 370
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