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...
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...
LED 0.5W Expandable Fixtures Link up to four fixtures together for brighter lighting options!
Broadcast Reflectors ™ with a “dimple” design diffuse LED light evenly throughout the aquarium
Expandable design allows up to fo...
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...
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...
TrueLumen PRO LED Striplights
A New Standard in Illumination
These sleek, extruded aluminum strip lights are packed with ultra-bright LEDs rivaling even the brightest T5`s. Completely water resistant and low-voltage provid...
CaribSea’s Arag-Alive!™ Only CaribSea’s Arag-Alive!™ Live Sands contains not just the broad spectrum of marine bacteria found in the ocean, but additional specially selected strains of marine bacteria as well. Arag-Alive!™ comp...
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...
Previously, Reef Interests was the first to develop and present the NP reducing BioPellets which are mostly removing Nitrogen waste products and along with a smaller amount of Phosphates. DVH has been hard at work developing a ne...
Tired of lifting heavy buckets to refill sumps or tanks due to evaporation?
There is finally a professional grade product that automates refilling evaporated water. The All-New A.T.O. (Automatic Top Off) device is the most advan...
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...
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. ...
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...
All New Ocean Direct™ Live Sand Simply Natural – Enjoy this real Caribbean live sand in a breathable bag with no added chemicals or special processing. Simply Effective – Ocean Direct™ is different than all other live sand prod...
LIFEGARD® QUIET ONE® PRO SERIES PUMPS
ECO-SAV™ runs cooler and generates more power with less energy consumption.
Internal recirculation prevents overheating and ejects obstructing debris.
Remarkable impeller technology pr...
AquaMaxx Phosphate Out Pro is a high capacity granular ferric oxide adsorptive filter media that removes phosphate from aquarium water. Phosphate is a fuel for algae growth and can also inhibit a coral`s ability to utilize calcium...
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...
Ecoxotic Wall Mount Assembly for 17.5 Inch Panorama Fixtures
AquaMaxx Eco-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 hitc...
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...
Cobalt Aquatics Neo-Therm 25 Watt Aquarium Heater
The Cobalt Aquatics Neo-Therm electronic heaters have an impressive accuracy of ±0.5ºF. The electronic thermostat has an ultra-fast response time that helps to keep the temper...
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...