Rhino Edition! Seachem have set out to help support the endangered African Rhino with limited time bonus bottles. With 30% extra product, compared to the standard 250mL bottle. Prime is the compl...

Rapidly and safely eliminates sludge and detritus. Pristine™ uses bio-augmentation, a non-chemical and natural method, to improve water quality. It provides bacteria that break down excess food, wa...

Rapidly and safely eliminates sludge and detritus. Pristine™ uses bio-augmentation, a non-chemical and natural method, to improve water quality. It provides bacteria that break down excess food, wa...

Purigen_ Highest organic removal capacity Possesses enhanced capacity owing to its vast surface area; both spherical and macroreticular Helps control ammonia/nitrite/nitrate Color changes as it ex...

Reef Advantage Calcium is a non-caustic (pH 8.3_8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater Calcium and carbonates are essent...

Reef Buffer Raises pH to 8.3 Raises pH and carbonate alkalinity together pK (8.6) allows for greater pH stability in a reef system where the bioload is significantly more than in a fish only system...

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 g...

Reef Calcium is a concentrated (50,000 mg/L) bioavailable polygluconate complexed calcium intended to maintain calcium in the reef aquarium without altering pH Polygluconate complexation confers s...

Reef Carbonate is a concentrated (4,000 meq/L) optimized blend of carbonate and bicarbonate salts designed to restore and maintain alkalinity in the reef aquarium. Calcium and carbonates are essent...

Reef Carbonate is a concentrated (4,000 meq/L) optimized blend of carbonate and bicarbonate salts designed to restore and maintain alkalinity in the reef aquarium. Calcium and carbonates are essent...

Reef Complete_ is a concentrated (160,000 mg/L) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater without affecting pH. Calcium and carb...

Reef Fusion 1 provides not only 100,000 mg/L of ionic calcium, but also includes biologically appropriate levels of magnesium, strontium, boron, iron, manganese, and molybdenum.

Reef Fusion 2 contains a mixture of carbonates and bicarbonates at an alkalinity of 4400 meq/L. It is designed to restore and maintain alkalinity in the reef aquarium and provide calcareous species...

Auction For One Seachem Reef Glue Marine Aquarium Glue 20gReef GlueMount coral frags and colonies to reef rock and plugsBonds within seconds even underwaterNew formula is 17x thicker allowing for m...

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 ...