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API Calcium Test Kit
$14.99
Calcium is one of the most important elements in a reef aquarium. Reef invertebrates, such as corals, crustaceans, mollusks, and even some type of encrusting algae, need calcium to grow and remain healthy. Over time, the calcium level drops as it is used
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Low Range pH Test Kit
$12.99
The API® pH Test Kit monitors pH to maintain healthy freshwater conditions in your tank. pH control is imperative to prevent the harmful effects of overly alkaline or acidic aquarium water on fish and plant life. Tests read pH from 6.0 – 7.6, and will hel
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Accu-Clear
$5.49
API® Accu-Clear quickly clarifies cloudy water in your aquarium, eliminating haze to make your water crystal clear. API Accu-Clear clumps tiny floating particles together, forming large particles to be more easily removed by your aquarium filter. Product
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Tap Water Conditioner
$3.99
Tap water contains chemicals and toxins that are harmful to fish if left untreated. API® Tap Water Conditioner removes these toxins instantly, so you can add fish to your aquarium (or add them back after a water change) immediately. API Tap Water dechlori
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Aquarium Salt
$6.99
Use API Aquarium Salt in freshwater aquarium tanks when starting a new aquarium, and any time you perform a water change. Care should be taken when using salt in aquariums with live plants, as some plants may be sensitive.
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Ammonia Aquarium Test Strips
$21.99
Use the API® Ammonia Test Strips as the quick and accurate way to test for the presence of ammonia. Kit reads 0-6 ppm of ammonia, and alerts you to unsafe ammonia levels before they can harm fish or result in fish loss. Kit includes stay-dry tube with sna
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Phosphate Test Kit
$15.99
Phosphate can enter your aquarium through tap water, fish waste, and decaying organics such as uneaten food and dead algae. Excess phosphate contributes to unsightly algae and green water blooms, and in saltwater, excess phosphate can inhibit the growth o
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High Range pH Test Kit
$12.99
The API® High Range pH Test Kit measures pH changes in marine aquariums, aquariums with African Cichlids, and very alkaline tap water. The API® High Range pH Test Kit reads the pH of water within the high range of 7.4 – 8.8, and includes one bottle of tes
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Root Tabs 10ct
$12.99
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Super Ick Cure
$6.99
API® Super Ick Cure powder treats “Ich,” or white spot disease, in fish, along with other highly contagious parasitic diseases. The Ich parasite has a multi-staged life cycle, and is invisible in its early stages when it burrows into gill and skin tissue,
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Furan 2
$12.99
API® Furan-2 powder Contains two furan compounds to combat a wide variety of gram-positive & gram-negative bacterial diseases, including bacterial gill disease, open red sores (Aeromonas spp.), body slime & eye cloud, black molly disease (Flavobacterium c
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API 5 in 1 Test Strips
$10.99
API® 5-in-1 Aquarium Test Strips are the quick and easy way to test the 5 most important water parameters – pH, KH, GH, nitrate, and nitrite – in one easy step. Simply dip one test strip directly into the aquarium, and compare the colors on the strip to t
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Saltwater Master Test Kit
$58.98
The API® Saltwater Master Test Kit measures the 4 most important saltwater parameters – pH, ammonia, nitrite, and nitrate – to enable easy testing of your tank’s natural cycle, and to aid in maintaining a thriving saltwater aquarium. Testing is fast, easy
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Melafix
$14.99
API® Melafix is an all-natural antibacterial treatment that works to treat infections in fish. Common bacterial infections are open wounds and abrasions, tail rot, eye cloud, and mouth fungus. API Melafix also promotes regrowth of damaged fins and tissue.
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Freshwater Master Test Kit
$49.98
The API® Freshwater Master Test Kit measures the 4 most important levels in freshwater aquariums quickly and accurately, including pH, high range pH, ammonia, nitrite, and nitrate. With scientific accuracy for professional results, the reusable Freshwater
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E.M. Erythromycin
$24.99
API® E.M. ERYTHROMYCIN powder helps broad spectrum treatment and control of bacterial disease, such as body slime, mouth fungus, Furunculosis (open lesions and swelling), bacterial gill disease and hemorrhagic septicemia (blood spots without sign of skin
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Bettafix
$5.99
API® Bettafix is an all-natural, antibacterial medication for Bettas that should be used whenever your Betta exhibits signs of disease, such as wounds, ulcers, mouth fungus, fin & tail rot, slimy patches, and cottony growths. Bettafix aids in healing dama
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Ammonia Test Kit
$19.99
The API® Ammonia Test Kit measures ammonia to help prevent fish loss, as ammonia is the number one stressor and killer of tropical fish. Ammonia is released into an aquarium in the forms of uneaten food, decaying organic matter, and when fish release it t
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Algaefix
$12.98
API® AlgaeFix controls the main and most persistent types of algae in freshwater aquariums, and does so without causing harm to your fish or plants. You can use AlgaeFix as part of your aquarium maintenance routine, or to directly treat and control algae.
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Stress Coat
$2.99
API® Stress Coat makes tap water safe for fish by removing harmful chemicals from tap water, and contains the healing power of Aloe Vera to reduce fish stress by 40% and to heal damaged tissue and wounds. API® Stress Coat also reduces electrolyte loss in
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Reef Master Test Kit
$58.98
The API® Reef Master Test Kit test 4 key parameters – calcium, carbonate hardness, phosphate, and nitrate – to keep reef inhabitants healthy. Testing is fast, easy, and accurate, yielding precise results, and comes with 4 glass test tubes with snap-tight
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Nitrate Test Kit
$15.99
$15.99
Use the API® Nitrate Test Kit to ensure that the nitrate levels in your tank are safe and healthy for your fish. The Nitrate Test Kit reads parameters from 0 to 160 ppm, and contains 2 bottles of liquid test reagent, 2 color cards for easy comparison, 1 g
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