API provides an extensive line of products made to help ensure healthy, crystal clear water. Recently API has broadened it's family of products which now include; Treatments, Filtration, Nutrition, Medications and Testing products.
T.C. TETRACYCLINE™ POWDERLearn More
pH UP raises pH to make aquarium water more alkalineLearn More
pH DOWN lowers pH to make freshwater aquariums more acidic for fish and plantsLearn More
PROPER pH® 6.5Learn More
PROPER pH® 7.0
Proper pH 7.0 easily sets and holds pH at 7.0 in tropical community aquariumsLearn More