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101 - 125 of 812
Brightwell Aquatics Magnesion Liquid Magnesium

Brightwell Aquatics Magnesion Liquid Magnesium

• Highly-concentrated ionic magnesium solution. • Provides magnesium, which helps regulate the balance between calcium and carbonates in aquarium water, and is a component of aragonite, the mineral secrete...

From $4.99
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
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 ProScraper & ProScraper II Replacement Stainless Steel Blades (Glass Aquariums Only)

Kent Marine ProScraper & ProScraper II Replacement Stainless Steel Blades (Glass Aquariums Only)

Kent Marine Replacement Blade For Proscrapers (Glass Aquariums Only!) Pro-Scraper L, replacement blade only 3" wide Designed for glass aquariums Rust Resistant Flexible 316 stainless steel for smooth scraping ...

From $4.99
RO Replacement Filter Kit

RO Replacement Filter Kit

Kit Includes: 1 x 1 micron dual density gradient sediment filter 1 x 1/2 micron carbon block prefilter 1 micron dual density gradient sediment filter is highly recommended due to longer life and cost effectiveness. Manufactured ...

$17.49
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
EcoTech Marine Elements Coral Glue

EcoTech Marine Elements Coral Glue

It’s Glue, It Works, and It Speaks For Itself Whether you are working with coral frags or sculpturing your live rock; this glue will get the job done. Finally superior inter-molecular bonding in a form that is easy to apply, ...

From $9.99
Titanium Ground Probe

Titanium Ground Probe

These grounding probes come with a non-corrosive titanium rod attached to a 10ft stainless wire lead, a three prong grounded plug, with an additional grounding eyelet. These probes also utilize an insulated transition joint, insur...

$11.99
Insert Fitting - FPT x Insert

Insert Fitting - FPT x Insert

Part # : 175138 Size: 1/2" FPT 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 matching under our Lo...

From $3.49
Brightwell Aquatics Reef Code B - Balanced Calcium & Alkalinity System - Part B (Alk.)

Brightwell Aquatics Reef Code B - Balanced Calcium & Alkalinity System - Part B (Alk.)

Overview The carbonate-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in the same ratio as that found in natural se...

From $7.49
Red Sea Reef Energy B Supplement (Aminovit Nutrition) - 500ml

Red Sea Reef Energy B Supplement (Aminovit Nutrition) - 500ml

An organic complex of dissolved & suspended energy sources. Red Sea Reef Energy B is a highly concentrated complex of Vitamins & Amino acids that were found to be the limiting factors in the nutritional demands of corals and othe...

$19.99
Red Sea Reef Energy A Supplement (Carb Nutrition) - 500ml

Red Sea Reef Energy A Supplement (Carb Nutrition) - 500ml

An organic complex of dissolved & suspended energy sources. Reef Energy A is a unique formulation of carbohydrates, amino acids, fatty acids and suspended protein flocks which are available for direct consumption and absorption ...

$19.99
Brightwell Aquatics Reef Code A - Balanced Calcium & Alkalinity System - Part A (Calc.)

Brightwell Aquatics Reef Code A - Balanced Calcium & Alkalinity System - Part A (Calc.)

Overview The calcium-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in the same ratio as that found in natural sea...

From $7.49
Aquarium Pharmaceuticals® API Algaefix Marine

Aquarium Pharmaceuticals® API Algaefix Marine

Reef safe aquarium algaecide. Controls many types of algae in marine and reef aquariums . Will not harm marine fish, corals and other invertebrates. Will not harm coralline algae. Effectively controls Green algae, Red Slime, an...

From $11.99
Hydra Aquatics Vortex Water Flow Accelerators MPT

Hydra Aquatics Vortex Water Flow Accelerators MPT

Vortex Water Flow Accelerators 1/2 Inch MPT Vortex Nozzle for more random flow Increase Water Flow up to 400% High quality durable ABS plastic construction Compact size and light weight Maximum flow rate 660 GPH

From $17.29
Seachem Laboratories Reef Builder

Seachem Laboratories Reef Builder

Seachem Reef Builder ™ raises carbonate alkalinity without immediately impacting on pH. With long term use there will be a tendency to stabilize at pH 8.3. Carbonates and calcium are essential to all coral growth. If either become...

From $6.49
AquaticLife Media Bonded Blue Pad 26x30

AquaticLife Media Bonded Blue Pad 26x30

The ideal way to add mechanical filtration to many filters. Porous, dual-layer design allows ample water flow through the Pad as waste is collected Large Pad can easily be cut to desired size to accommodate most filters ...

$12.99
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
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 $10.99
Salifert KH/Alkalinity Test Kit

Salifert KH/Alkalinity Test Kit

Salifert KH/Alkalinity Profi-Test Calcium is not the only substance needed to form the skeletal material of corals and allow calcareous algae to grow. Carbonate and bicarbonate are also needed and these two substances can ...

$16.99
AquaticLife Color Changing Mixed Bed Resin DI Cartridge for RO Buddie Reverse Osmosis System

AquaticLife Color Changing Mixed Bed Resin DI Cartridge for RO Buddie Reverse Osmosis System

Color Changing Mixed Bed Resin DI Cartridge upgrade for the AquaticLife RO Buddie Reverse Osmosis System. With the addition of this filter you can turn your RO Buddie into an RO/DI system that will produce pure, zero TDS water. ...

From $24.99
Ocean Nutrition Formula One Flake Food

Ocean Nutrition Formula One Flake Food

Ocean Nutrition™ Formula Flake Foods™ are innovative solutions that are the very best in fish nutrition. Formulated and extensively tested by aquaculture biologists, they are the most complete and nutritious foods available to the...

From $3.99
ASM replacement Needle Wheel Impellers

ASM replacement Needle Wheel Impellers

Replacement Needle Wheel Impeller for the G-300 used on the ASM Mini-G skimmer

From $20.99
CaribSea A.R.M. Aragonite Reactor Media

CaribSea A.R.M. Aragonite Reactor Media

A complete reactor media containing not only calcium and carbonate, but essential trace elements as well. In fact A.R.M. has nearly 50 times the strontium of other brands (7,390 ppm) A.R.M. is processed for immediate use, no rinsi...

From $19.99
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
101 - 125 of 812
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