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 exhausts; easily regenerated

Removes silicate and phosphate
Spherical for optimal hydrodynamics
Irreversible binding

Perfect pack for aquarists looking to supplement macro nutrients
Contains 100 mL bottles of Flourish Nitrogen™, Flourish Phosphorus™, Flourish Potassium™
NPK all in one package

API® AQUARIUM SALT is made from evaporated sea salt and is a must-have for your aquarium! AQUARIUM SALT promotes fish health by improving gill function, making it easier for fish to breathe.

API® AQUARIUM SALT is made from evaporated sea salt and is a must-have for your aquarium! AQUARIUM SALT promotes fish health by improving gill function, making it easier for fish to breathe.

Reduces stress when handling or transporting fish
Antiseptic for fish
Promotes healing
Marine and freshwater

Replicates the environment of African Cichlids
Contains proper amounts of calcium, magnesium, sodium, and potassium
Affects hardness only, not alkalinity or pH

Adjusts pH to 5.8 - 6.8
Helps to replicate the ideal Discus environment
Use with Neutral Regulator® to target a pH

Adjusts pH to 5.0—8.0
Designed for use in planted aquariums
Converts carbonate alkalinity (KH) into available CO2
Contains no phosphate

Adjusts pH to neutral (pH 7.0) from either a low or high pH
Softens water by precipitating calcium and magnesium
Removes chlorine, chloramine, or ammonia

New tank stabilization system for marine and freshwater
Rapidly and safely establishes bio-filter
Prevents "New Tank Syndrome"

Natural organic waste management
Rapidly and safely eliminates sludge and detritus
Helps increase water clarity
Marine and freshwater