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101 - 125 of 1856
Captive Purity Hi-Silicate Removal TFC Replacement Membrane

Captive Purity Hi-Silicate Removal TFC Replacement Membrane

The key component for any reverse osmosis unit is its membrane. The membrane will determine the type of contaminants removed and how much water the unit will produce. Our Captive Purity Hi-S (High Silicate) membranes are the gold ...

From $28.49
Ista Hydro Bio Sponge Filter

Ista Hydro Bio Sponge Filter

ISTA Bio Sponge Simple, Efficient and Economical The quality bio-sponge assures greater working life and its dense porous foam tissue forms large and ideal surface area for bacteria colonization and filtration. Easy to ...

From $4.06
Ball Valve - Slip X Slip

Ball Valve - Slip X Slip

Ball 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 $2.99
True Union Swing Check Valve - Slip x Slip

True Union Swing Check Valve - Slip x Slip

True Union Swing Check 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 matchin...

From $24.20
New Life Spectrum Thera-A Formula, Sinking Pellet Fish Food

New Life Spectrum Thera-A Formula, Sinking Pellet Fish Food

New Life Thera-A Formula, Sinking Pellet Fish Food 125g Non-Medicated Anti-Parasitic Formula 1mm Sinking Pellet Freshwater/Saltwater High-quality, easily digestible krill and fish meal protein Balanced daily diet ...

From $9.99
E.S.V. B-Ionic Magnesium

E.S.V. B-Ionic Magnesium

Through the chemical process known as "ion-pairing", magnesium ion concentration influences the saturation point for calcium corbonate in solution. In general, the further the magnesium concentration drops from natural seawater le...

From $12.49
Slip Double Union Ball Valve

Slip Double Union Ball Valve

Double Union Ball Valve - 1/2 inch Includes both 1/2" FPT and 1/2" Slip fittings. **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligib...

From $7.49
65W Power Compact Bulb - Square Pin

65W Power Compact Bulb - Square Pin

65W 6700k White Daylight Powercompact Bulb 6700k daylight white bulb with square pin configuration Approx. bulb dimensions:21.25" x 1.75" x 1" Bulb Replacement Guide Bulb Types Life of Bulb* ...

From $19.99
96W Power Compact Bulb - Square Pin

96W Power Compact Bulb - Square Pin

Don`t gamble on performance. Every lamp is handcrafted with the best components and phosphors and rigorously tested, setting a new standard in compact fluorescent lighting. 96W 7100k (460nm) blue Powercompact Bulb 7100k (460nm) ...

From $29.99
ViaAqua Quartz Aquarium Heater

ViaAqua Quartz Aquarium Heater

Length: 8.2" For aquariums up to 13 Gallons High Quality, Break Resistant Quartz Glass Construction Fully Submersible Simple Installation Available In A Variety Of Sizes Suction Cups For Securing To The Aquarium Vis...

From $13.49
Insert Y Fitting - Insert x Insert x Insert

Insert Y Fitting - Insert x Insert x Insert

Part #: 270493 Size: 1/2" Hosebarb x 1/2" Hosebarb x 1/2" Hosebarb **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 m...

From $3.99
Marine Depot Small Fired Ceramic Circular Frag Plugs

Marine Depot Small Fired Ceramic Circular Frag Plugs

This is a fired ceramic disk that does not need to be soaked before using. Plugs fit into eggcrate and are excellent for frag grow out. Measurements: 3/4" Round with 1/2" stem length

From $6.49
Eheim Universal Hobby Pump

Eheim Universal Hobby Pump

Eheim pumps have superior quality ; ceramic shaft, ceramic and carbon bearing.  These pumps are suitable for use in or out of fresh or salt water.  These pumps are nearly silent and have low energy consumption.&nbs...

From $69.99
Aquarium Pharmaceuticals® API Saltwater Liquid Master Test Kit

Aquarium Pharmaceuticals® API Saltwater Liquid Master Test Kit

A complete kit for testing marine aquarium water. Tests water four ways to protect marine fish and invertebrates from dangerous water conditions. Kit includes tests for: High Range pH, Ammonia, Nitrite, Nitrate, plus four test tub...

$24.99
Ocean Nutrition Formula One Pellet

Ocean Nutrition Formula One Pellet

Formula One is red and, like the frozen and flake products, it is produced with higher protein levels. INGREDIENTS: Shrimp, plankton, sardine, soybean, wheat flour, salmon egg oil, lecithin, spirulina, fish oil, minerals (calcium...

From $6.99
SpectraPure® SilicaBuster DI Cartridge - Non-Indicating (DI-SB-10)

SpectraPure® SilicaBuster DI Cartridge - Non-Indicating (DI-SB-10)

DI-SB-10 SpectraPure® SilicaBuster™ Mixed-Bed Multi-Layer Deionization Cartridges are fabricated with semiconductor grade resins for highest possible purity water. They are capable of producing 18 meg ohm-cm resistivity water....

$26.99
Ultralife Red Slime Remover

Ultralife Red Slime Remover

UltraLife Red Slime Remover UltraLife Red Slime Remover is a revolutionary time tested product, that will effectively and safely remove Red Slime quickly from all Coral and Invertebrates. UltraLife RSR contains natural cellular...

$17.99
API MelaFix

API MelaFix

Heals open wounds & abrasions, treats fin and tail rot, eye cloud, mouth fungus and promotes regrowth of damaged fin rays & tissue. Will not adversely affect the biological filter, alter the pH, or discolor water. Safe for reef aq...

From $6.99
Instant Ocean Sea Salt Mix

Instant Ocean Sea Salt Mix

Makes 160 Gallons of Saltwater Instant Ocean® Sea Salt is the most carefully formulated and universally preferred sea salt in the world. The #1 choice of hobbyists, public aquariums, and scientific research facilities, Instant...

From $54.99
Lifegard Aquatics Low Profile Strainer - MPT

Lifegard Aquatics Low Profile Strainer - MPT

Lifegard Aquatics low profile strainers are perfect for installations where space is limited. The thin profile also maximize usable space and gives it cleaner look. 1/2" MPT threaded fitting

From $2.99
H2O Life Spirulina/Brine/Mysis

H2O Life Spirulina/Brine/Mysis

Spirulina Brine Shrimp/Mysis This special mixture of 3 types freshly harvested shrimp, combined with Spirulina and Chlorella (2 types of phytoplankton) to provide a complete and nutritious diet for all types of aquarium fish. For...

From $5.49
D-D AquaScape Aquarium Epoxy - 4oz

D-D AquaScape Aquarium Epoxy - 4oz

AquaScape has been specially developed in association with Milliput for use within Marine Aquariums. AquaScape cures underwater to the color of coralline algae, which makes it far more aesthetic than standard aquarium epoxy.

From $9.99
SpectraPure® MaxCap DI Cartridge (DI-MC-10)

SpectraPure® MaxCap DI Cartridge (DI-MC-10)

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...

$32.99
Ocean Nutrition Seaweed Selects Green Marine Algae

Ocean Nutrition Seaweed Selects Green Marine Algae

Optimal food source for all species of Marine Tangs, Angels, Wrasses, Damsels, and some Butterfly Fish. Green Marine algae is a nutritious supplement for all grazing fish, rich in vitamin C, and is 100% digestible. FEEDING RECOMM...

From $4.99
Kessil Spectral Controller

Kessil Spectral Controller

Kessil Spectral Controller for all Kessil A360 and A160 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 brightl...

$99.00
101 - 125 of 1856
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