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Replacement scrapers (Glass Only!) for the Mag-Float Scrape 350 Large and Large+ size (2 pieces per package) 

Includes: 1x Flex arm

NEW: Ice Cap media now arrives PINK when new and turn WHITE when exhausted.  Struggling with low pH? Frustrated by slow coral growth? We've got th...

Red Sea Reef Foundation C (Mg): A blend of Magnesium salts. Concentration: 1ml will raise the Mg level of 100 liters (25gal) by 1ppm. A-B-C sold se...

Fully synthetic marine salt created for fish tanks, less demanding corals and invertebrates. Phosphate and nitrate free.   Upon filling new marine ...

Aquatic Titanium Ground Probe   Our ground probe gives you a firm electrical ground for your aquatic system. When properly installed, “stray voltag...

The MPR - Magnetic Probe Rack was designed specifically for the Apex and will hold their larger diameter temperature probe, pH probe, ORP probe, an...

Aquaforest TestPro Calcium is designed to quickly measure the concentration of Calcium in marine water. Calcium plays an important role in many bio...

Flipper Replacement Stainless Steel Blade (2 Pack)

Ecotech VorTech Driver Mount

American Marine Inc. is proud to introduce the PINPOINT® Calibration Thermometer, the only truly accurate and affordable digital thermometer system...

Red Sea NO3:PO4-X Contains a unique complex of carbons that are used by nutrient-reducing bacteria. Each carbon is utilized by different strains of...

This new packaging uses 87% less plastic than previous jars and up-to 25% more roids! The particle size of Reef-roids is around 150-200 microns. Th...

Spectrum especially suitable for refuge and basin for algae growth in seawater and plant growth in freshwater.   The total consumption is approx. 9...

Keep your finny friends safe inside your tank with a customizable Red Sea Aquarium Net Cover.   With a sleek profile and minimalist hangers the ...

Revolutionary new magnet cleaner! Only the blades contact the panes of glass or acrylic so all the cleaning power is transferred to the blades. ...

Free ICP test now  (as of November 19, 2025) included with every bucket! Professional Sea Salt contains all of the important macro and trace elemen...

Hanna Instruments Low Range Marine NITRATE Checker HC - HI781   The Hanna Marine Low Range Nitrate Checker® bridges the gap b...

Millions of live reef-bacteria and enzymes in depot balls for easy dosing.   BACTO REEF BALLS EFFECT:   Crystal clear & heal...

Hanna Instruments Copper REFILL KIT - HI702-25 - pack of 25