Products

API has been an industry leader in fish care, nutrition, treatments, testing and pond products for over 50 years, giving them a keen insight into y...

API 5 in 1 Test Strips are the quick and easy way to test the 5 most important aquarium water parameters – pH, KH, GH, nitrate, and nitrite – in on...

API 5 in 1 Test Strips are the quick and easy way to test the 5 most important aquarium water parameters – pH, KH, GH, nitrate, and nitrite – in on...

API Accu-Clear water clarifier quickly clarifies cloudy water in your aquarium, eliminating haze to make your water crystal clear. API ACCU-CLEAR w...

API Algaefix algae control effectively controls many types of algae in aquariums and will not harm to your fish or plants when used as directed. Yo...

The dual-action API Ammo-Carb filtration media mixes Ammo-Chips filtration media and Activated Filter Carbon to rid aquarium water of dissolved org...

API Ammo Lock ammonia detoxifier is scientifically proven to protect fish against harmful ammonia by converting poisonous ammonia into a non-toxic ...

API has been an industry leader in fish care, nutrition, treatments, testing and pond products for over 50 years, giving them a keen insight into y...

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 funct...

Containing a superior blend of resins and activated carbon that removes aquarium pollutants – including colors, odors, heavy metals, and toxic gase...

The API Freshwater Master Kit measures the 4 most important levels in freshwater aquariums quickly and accurately, including pH, high range pH, amm...

When keeping freshwater fish and plants, the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat...

API has been an industry leader in fish care, nutrition, treatments, testing and pond products for over 50 years, giving them a keen insight into y...

API has been an industry leader in fish care, nutrition, treatments, testing and pond products for over 50 years, giving them a keen insight into y...

API has been an industry leader in fish care, nutrition, treatments, testing and pond products for over 50 years, giving them a keen insight into y...

API Leaf Zone plant fertilizer contains iron & potassium for colorful leaves and a vibrant planted aquarium. Product is formulated for rapid ab...

API has been an industry leader in fish care, nutrition, treatments, testing and pond products for over 50 years, giving them a keen insight into y...

pH levels are important when it comes to the health of your fish, and different fish need different levels of pH to be healthy. If your tank waters...

API Proper pH 6.5 automatically sets and stabilizes pH at 6.5, and also works to remove chlorine and detoxify heavy metals. It works best with Tetr...