The Foam Filter Sponge acts as mechanical filtration, trapping detritus and other large particulates. It is your first stage of filtration, and its use will help extend the life of chemical filtration media.

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 starter pack for beginners
Contains 100 mL bottles of Flourish®, Flourish Iron™, and Flourish Excel™
Broad spectrum, iron, and carbon

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

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

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

Detoxifies ammonia for up to 72 hours
Ideal for emergency situations
More effective than any other ammonia-binding product
Most concentrated product on the market