Fish Water Care

API Stress Coat is a liquid aquarium water conditioner formulated to remove chlorine, chloramines and neutralize heavy metals found in tap water. T...

API Stress Coat is a liquid aquarium water conditioner formulated to remove chlorine, chloramines and neutralize heavy metals found in tap water. T...

API Stress Coat is a liquid aquarium water conditioner formulated to remove chlorine, chloramines and neutralize heavy metals found in tap water. T...

API Stress Coat is a liquid aquarium water conditioner formulated to remove chlorine, chloramines and neutralize heavy metals found in tap water. T...

This filter media consists of high-grade activated carbon packaged in a ready-to-use pouch sized for FilStar XP canister filters. The carbon works ...

This aquarium cleaning solution delivers live bacteria that colonize a tank and break down sludge, uneaten food and other organic debris. As the ba...

This aquarium cleaning solution delivers live bacteria that colonize a tank and break down sludge, uneaten food and other organic debris. As the ba...

This aquarium cleaning solution delivers live bacteria that colonize a tank and break down sludge, uneaten food and other organic debris. As the ba...

These wafers are built around a blend of algae, including spirulina, along with pea protein, alfalfa meal, whole menhaden fish meal and fish oil to...

This aquarium treatment is a quick dissolving erythromycin powder formulated to control a range of bacterial infections in fish, including body sli...

This liquid conditioner is formulated to make ordinary tap water safe for betta fish and other ornamental aquarium species. It works within seconds...

API Super Ick Cure is a green liquid medication formulated with malachite green (present as benzaldehyde green) in a water base, packaged in a plas...

API Super Ick Cure is a green liquid medication formulated with malachite green (present as benzaldehyde green) in a water base, packaged in a plas...

This kit is designed to measure pH levels that fall outside the range of typical freshwater test kits, covering the high end of the scale from 7.4 ...

Its precision and compact design provides accurate readings that aquarists of any level can understand. Accuracy to 0.001 specific gravity units. R...

Api pond melafix acts as an all-natural, antibacterial remedy for koi and goldfish diseases, including eye cloud, mouth fungus, fin & tail rot,...

Reef Crystals is a dry salt blend designed to be mixed with dechlorinated tap or purified water to create marine aquarium water for reef tanks. The...

Reef Crystals is a dry salt blend designed to be mixed with dechlorinated tap or purified water to create marine aquarium water for reef tanks. The...

Tetra AquaSafe Plus is a liquid conditioner poured directly into aquarium water to make tap water safe for fish. Its BioExtract formula uses natura...

Tetra AquaSafe Plus is a liquid conditioner poured directly into aquarium water to make tap water safe for fish. Its BioExtract formula uses natura...

Tetra AquaSafe Plus is a liquid conditioner poured directly into aquarium water to make tap water safe for fish. Its BioExtract formula uses natura...

This synthetic sea salt is blended to supply the major, minor and trace elements found in natural seawater, without added nitrate or phosphate. It ...

This synthetic sea salt is blended to supply the major, minor and trace elements found in natural seawater, without added nitrate or phosphate. It ...

This synthetic sea salt is blended to supply the major, minor and trace elements found in natural seawater, without added nitrate or phosphate. It ...

This hydrometer is molded from clear acrylic and uses a swing-arm pointer to indicate specific gravity and salinity levels in marine or brackish aq...

This water conditioner is a concentrated liquid formula designed to make ordinary tap water safe for aquarium fish. It works on contact to remove c...

This water conditioner is a concentrated liquid formula designed to make ordinary tap water safe for aquarium fish. It works on contact to remove c...

This water conditioner is a concentrated liquid formula designed to make ordinary tap water safe for aquarium fish. It works on contact to remove c...

This kit is built around four separate liquid reagent tests that check high range pH, ammonia, nitrite, and nitrate levels in marine aquarium water...

This cleaner comes in an 8 fl oz bottle fitted with a trigger sprayer for spot cleaning inside and outside an aquarium. The formula is designed to ...

This product is a liquid solution containing live nitrifying bacteria formulated for use in freshwater and saltwater aquariums. The bacteria work t...

This product is a liquid solution containing live nitrifying bacteria formulated for use in freshwater and saltwater aquariums. The bacteria work t...

This product is a liquid solution containing live nitrifying bacteria formulated for use in freshwater and saltwater aquariums. The bacteria work t...

This product is a liquid solution containing live nitrifying bacteria formulated for use in freshwater and saltwater aquariums. The bacteria work t...

API Proper pH is a powdered water treatment for freshwater aquariums that dissolves quickly once mixed into tank or replacement water. The formula ...

API Proper pH is a powdered water treatment for freshwater aquariums that dissolves quickly once mixed into tank or replacement water. The formula ...

This liquid water treatment is formulated to raise pH levels in freshwater aquariums when values drop too low for the fish being kept. The colorles...

This liquid water treatment is formulated to raise pH levels in freshwater aquariums when values drop too low for the fish being kept. The colorles...

The kit uses two liquid reagents that react with a water sample to produce a color change corresponding to nitrate concentration. A glass test tube...

Micro filtration pads for use in the api filstar xp. Cotton pad that removes small particles before the water is returned to the aquarium.

This conditioner is a liquid additive designed to convert ordinary tap water into a safe environment for betta fish. It works on contact to neutral...

This water treatment is a concentrated liquid solution designed for saltwater and reef aquarium use. It targets multiple algae types, including gre...