The Rewards

Reef Buffer™ will also raise carbonate alkalinity; however, it is intended primarily for use as a buffer in a reef system where the maintenance of a pH of 8.3 is often difficult. When pH is not an issue, Reef Builder™ or Reef Carbonate™...

Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor itself uses British Standard Parallel Pipe...

Micro fittings for regulating air flow through standard airline tubing for devices such as air-stones, filters, protein skimmers, ornaments, etc. Also for low pressure liquid feed lines for metering pumps, fish display holding cubicles, fertilizing...

These natural porous calcium carbonate rocks are sliced on two sides to create ledges, platforms, and caves, and are perfect for fragging corals of all sizes. Flatz can also be used to design interesting substructures, rock footers, and sandless...

The ever so popular MarcoRocks premium Shelf rock, now available in Nano size for smaller aquariums.  100% natural, made in the USA. Easily Stackable Natural limestone product from ancient reefs Can easily be glued together with Coral glue...

For Submersible or Dry Applications in Salt or Freshwater Aquariums. Extremely quiet operation…so quiet you’ll swear it’s not running. Safe for Salt or Freshwater applications. Use with all types of filters. Includes 6’cord...

Improve your water quality with Seachem Tidal Matrix high capacity biofiltration, which controls the ammonia as well as the nitrite and nitrate levels in your freshwater or saltwater aquarium. Biofiltration is important because it acts as a substrate...

With the EHEIM autofeeder+ we offer you the smart version of our (basic version) autofeeder with additional functions and advantages.The EHEIM autofeeder+ is our intelligent automatic feeder with digital control via WLAN. All functions can be programmed...

For Submersible or Dry Applications in Salt or Freshwater Aquariums. Extremely quiet operation…so quiet you’ll swear it’s not running. Safe for Salt or Freshwater applications. Use with all types of filters. Includes 6’cord...

This kit measures copper (all types) to less than 0.01 mg/L in marine or freshwater. Uses a highly sensitive catalysis based procedure. MultiTest® Copper performs over 75 tests and contains a reference sample for validation.

Eshopps’ new 5 holes tube holder can be used with the Eshopps’ Dosing Pump to conveniently connect to a sump for any dosing purpose.5 Holes great for organizing dosing tubes.

MatrixCarbon™ is a truly unique activated carbon. It is formed as a spherical bead for optimum hydrodynamics, and will not pack. It permits maximum water flow and contact with its high density of macroporous binding sites. MatrixCarbon™ has a...

Magnesium plays a critical role in marine aquariums by maintaining a balance between calcium and alkalinity. It is impossible to maintain calcium and alkalinity at the proper levels without also maintaining magnesium. A proper magnesium level is also...

Y-Adapter fitting to split 1/4" Loc Line tubing and nozzles.

This kit contains Quickcycl 60mL, MicroBacter Start XLM 125mL, and MicroBacter Clean 500mL. You will use them in that order. Please read each label. This kit contains live bacteria. Do not use other bacteria simultaneously. It is recommended the you NOT...

Chemi-pure Green is the ultimate all-in-one filtration media for freshwater planted aquariums. Conveniently packaged in an easy to use nylon bag, Chemi-pure Green is formulated to offer superior filtration without removing essential nutrients. Chemi-pure...

CorAffix Gel is an ethyl cyanoacrylate bonding compound with a thick gel consistency. It is very easy to use for attaching frags of stony corals, zoanthids, and some soft corals to plugs or bases. Available in a 20 gram tube with easy to use, re-sealing...

Reef Iodide™ is a concentrated (8,000 mg/L) stabilized potassium iodide source for reef aquaria that will restore and maintain iodide levels to those found in natural sea water. It is formulated to provide a safe source of iodide that will not...

EHEIM universal pumps offer a large performance spectrum and a wide variety of uses. They are very reliable equipment offering exceptionally long service life. They can be used inside or out of water. The integrated prefilter, safe hose connections, a...

The ATI ICP-MS Premium Water Analysis is a laboratory water analysis of 50 parameters in a reef tank that provides a complete overview of a tank's health, which is impossible with traditional test equipment. Each test checks calcium, alkalinity,...

2 Replacement sponges for the Phosban 550 reactor

Lewatit NM-65 is a premium grade, gel type, high capacity, color indication mixed ion exchange resin prepared with a 1:1 chemically equivalent ratio of cation to anion resin. Lewatit NM-65 is a mixture of gel type cation exchange resin and a standard...

TRUE TFC High Silicate Rejection Membrane  - Made in the USA! *** If you upgrade (or downgrade) to a different Gallon per day RO Membrane; BE SURE to get the correct flow restrictor to match your membrane These top of the line membranes fit...

One (1) 3/4″ In-line Valve. Perfect for Aquariums.

Replacement Tidal Foam Filter for the Seachem 110 model.

Technical SpecificationsMfr #: HI70031PItem: Calibration Solution    Container: 20mLType: Electric ConductivityRange: 1413 uS/cm    Container: 20mLProduct DescriptionCalibration PacketConcentration 1413 Microsiemens Per...

With the Milwaukee Instruments MP810 Dosing Pump you can easily automate your two part dosing. The MP810 has a maximum flowrate of 25 ml per minute (1500ml per Hour). For easy control, hook this Dosing Pump up to a timer or Neptune Systems Apex. Each...

3 meters in length and compatible with both G4 and G5 model Radions. XR609

Premium Blend Mix-Bed DI Resin - Made in the USA (Most are not)      Features Virgin Resin (not recycled, some cheap competitors versions are)  Color-Indicating - changes from dark blue to Orange/Rust Red  Made in the...

This light fixture is an accessory LED light for existing Orbit IC LED systems with a LOOP® controller. It cannot be used as a stand-alone light fixture and must be connected to an Orbit IC light manifold HUB with a LOOP® controller...

The Python No Spill Clean an d Fill is a complete ready-to-use system which adapts easily to most faucets and makes water changes a breeze.  It drains as well as fills aquariums and will not disturb fish or decor during routine aquarium maintenance...

Swing check valve assists in blocking reverse flow and to allowing forward flow.

Ecotech Marine Replacement Power Supply For Battery Backup

Complete Bioculture for Establishing Biological Filtration & Rapidly Improving Water Quality Overview Complex system of non-pathogenic aerobic and anaerobic microbes, as well as natural enzymes, specifically formulated to establish biological...

Premium plastic acrylic-safe algae scraper replacement blade for marine and freshwater aquariums. Available with Cyan Plastic Blade (AquaBlade P) or Stainless Steel Blade (AquaBlade M). Backwards compatible with previous AquaBlade units. Made in the...

You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive!™ substrates. Eight environmentally accurate ecoscapes, developed through CaribSea’s cooperation with public aquariums and zoological parks...

AQUABUS EXTENSION CABLE (M/F)-VARIOUS LENGTHS The Apex is a modular system that allows you to connect many modules together in either a “daisy-chain” or star topology method. Use this cable to extend a M/M Aquabus Cable. Remember,...

Bioload Handling Heavy - 110 gal Medium - 150 gal Light - 210 gal High Performance Venturi Air Injection System Reef Octopus Aquatrance 2000s Skimmer Pump Refined Hybrid (half cone) Skimmer Body Easy to Remove Cup with Drain Precision...

The Python 48" Extended Length Gravel Tube can be used by itself as a gravel vac or used with a Python No Spill Clean & Fill to replace the 12" Gravel Tube that comes stock with the No Spill Clean & Fill. It includes 28 inches of tubing and a...

Pack of two foam covers for VorTech MP60 wet sides.