API

Fast-acting API GENERAL CURE Freshwater and Saltwater Fish Powder Medication treats a wide variety of parasites in fish, including velvet, fish lic...

API ALGAE SCRAPER GLASS uses an extra-long, extra-strong handle with durable scrubbing pad for easy cleaning in glass aquariums. Removes unsightly ...

Measure the most important reef aquarium levels including calcium, carbonate hardness (KH), phosphate and nitrate with API REEF MASTER TEST KIT. Pr...

Protect marine fish and invertebrates from unsafe water conditions with API SALTWATER MASTER TEST KIT. Fish waste, uneaten food, plant refuse and o...

Keep your fish healthy and thriving by testing your aquarium water's pH regularly with easy-to-use API pH TEST KIT for freshwater aquariums. Testin...

Keep your aquatic life healthy and thriving by testing your aquarium water's calcium levels regularly with this easy-to-use API CALCIUM TEST KIT fo...

Keep your fish healthy and thriving by testing your aquarium water's KH levels regularly with this easy-to-use API CARBONATE TEST KIT for freshwate...

Keep your fish healthy and thriving by testing your aquarium water's NO3 levels regularly with this easy-to-use API NITRATE TEST KIT for freshwater...

Testing water parameters weekly helps prevent invisible water problems that can be harmful to fish. Fish continually release ammonia into the aquar...

Phosphate can enter the aquarium in fish waste, decaying organic matter and tap water. High phosphate in the aquarium can cause water clarity issue...

Keep your fish healthy and thriving by testing your aquarium water's NO2 levels regularly with this easy-to-use API NITRITE TEST KIT for freshwater...

Rid your fish of ich quickly and effectively with API LIQUID SUPER ICK CURE Freshwater and Saltwater Fish Medicatio. API LIQUID SUPER ICK CURE Fres...

A lack of electrolytes in aquarium freshwater may cause serious health problems for freshwater fish. API AQUARIUM SALT supplies electrolytes to imp...

API TURTLE SLUDGE DESTROYER Aquarium Cleaner and Sludge Remover Treatment reduces build-up of turtle waste and consumes aquarium/vivarium sludge, w...

API PIMAFIX Antifungal Freshwater and Saltwater Fish Remedy treats fungal and bacterial infections in all fish, including even the most delicate fi...

Good water quality is the key to a healthy, beautiful aquarium. Tap water contains chemicals, such as chlorine and chloramines, which make water sa...

Keep your fish healthy and thriving by testing your aquarium water regularly with easy-to-use API 5-in-1 TEST STRIPS. API 5-in-1 TEST STRIPS for fr...

API POND-ZYME SLUDGE DESTROYER Pond Water Cleaner with Barley reduces build-up of fish waste and consumes pond sludge, which is typically a build-u...

Clear up green or cloudy water caused by gravel and other floating particles in your freshwater aquarium quickly and safely with API ACCU-CLEAR Fre...

Treat and control algae growth and reduce your freshwater aquarium maintenance with API ALGAEFIX Algae Control. This revolutionary product is speci...

Reduce aquarium maintenance by creating a naturally balanced aquarium with API STRESS ZYME Freshwater and Saltwater Aquarium Cleaning Solution. Fis...

API MELAFIX Freshwater Fish Bacterial Infection Remedy soothes the transition from store to home by reducing the risk of your fish developing a dis...

Keep your fish healthy and thriving by testing your aquarium water's PO4 3- levels regularly with this easy-to-use API PHOSPHATE TEST KIT for fresh...

Most water problems are invisible to the eye. Quickly measure and modify the six aquarium levels that are most important to the health of your fres...