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 ...
New Life Thera-A Formula, Sinking Pellet Fish Food 125g
Non-Medicated Anti-Parasitic Formula
1mm Sinking Pellet
High-quality, easily digestible krill and fish meal protein
Balanced daily diet ...
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...
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...
Note: While this fitting has a union, it is not designed to seal/hold water when the union is removed. The union is primarily for maintenance of the ball valve.
**Variations of this product can be found in many online st...
Product Highlight(s): OEM replacement for Aqua UV sterilizers Recommended replacement every 12 months Replacement part # A20008 Lamp Length: 11 5/8 inch
8 Watt Aqua UV Replacement Lamp for UV Sterilizer
This 150W 14000K bulb casts a crisp-white light with a blue tint. Great for bringing out the coloration of fish and corals while providing sufficient intensity for growth. An HQI, Pulse-Start or Electronic ballast is required....
AquaMaxx Dry Reef Rock is a 100% natural, eco-friendly live rock alternative that is perfect for all marine fish and reef aquarium systems.
This new base rock from AquaMaxx is professionally cleaned and dried to ensure no pesky...
PhosGuard is a high capacity and high efficiency filtration product for removing phosphates and silicates from marine or fresh water aquaria. Unlike competing products, PhosGuard is bead-shaped for optimum flow characteristics and...
Salt mix bag makes 50 gallons of Saltwater
Coralife Scientific Grade Marine Salt replicates seawater chemistry in all its complexity. Micro-processing ensures that every bag or bucket contains a uniform blend of the major, mi...
Makes 50 Gallons of Saltwater
New Reef Formula! More Calcium, Magnesium and Strontium
Kent Marine Sea Salt provides the essentials to simulate a natural seawater environment. Formulated using fine grain salt to dissolve easi...
Customize your mechanical, chemical, and biological filter media or convert to a living refugium with our larger and more robust CustomCaddy media baskets. Choose between your favorite filter pads, activated carbon, ion exchange r...
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 ...
Replacement Needle Wheel Impeller for the G-300 used on the ASM Mini-G skimmer
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...
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...
Red Sea`s Reef Foundation Kit includes high accuracy titration tests for the accurate measurement of the elements calcium, magnesium and alkalinity (KH) which are the basic foundation elements of coral skeletons. All of these elem...
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...
Salt Mix Bucket makes 50 gallons of saltwater
You asked for it. We delivered it.
Formulated from natural seawater chemistry
Mixes to 1.025 g/cm 3
Composed of ACS-and USP-grade ingredients
Extensively tested for ove...
Bio-Degradable Polymer filter media.
Patent Pending Formulation
Developed exclusively by Warner Marine
Lowers levels of dissolved organics
Reduces Nitrates and Phosphates
Lasts up to 12 months
Safe, effective and easy to u...
The Refractometer is a must have for all aquarium hobbyists. The proper salinity is crucial for the survival and health of your fish and corals . This high quality refractometer is extremely accurate and easy to use and calibr...
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...
Design is much more than only styling of existing products: It is the expression of an idea and a concept; it opens one’s eyes. Turbelle® nanostream combines aesthetics and function. This innovative circulation pump sets new recor...
SpectraPure® MaxCap RO/DI Replacement Filter Kit
1 x 1/2 micron dual density gradient sediment filter
1 x 1/2 micron carbon block prefilter
1 x SpectraPure® MaxCap DI™ cartridge
1 x SpectraPure® SilicaBuste...
Designed specifically for aquarium use to measure the salinity of natural sea water (NSW). Most handheld saltwater refractometers available in the hobby are designed and calibrated for testing brine solution, i.e. sodium chlorid...