Tanks & Aquariums

About the Product: The API Marine Reef Master Test Kit tests the most important aquarium levels. Tests Calcium, Carbonate hardness, phosphate, and ...

About the Product: API Quick Start features a unique nitrifiying bacteria that consumes ammonia and nitrite to prevent "new tank syndrome." Quick S...

About the Product: API Proper pH 6.5 Freshwater Aquarium pH Stabilizer sets and holds pH to 6.5 and resists pH rebound. pH is the measure of the ac...

About the Product: API Pondcare 5-in-1 Pond Test Strips provide accurate results for your pond's water conditions using a highly precise color char...

About the Product: API Pond pH UP adjuster slowly raises the pH of pond water, making it more alkaline, without harming delicate pond fish or aquat...

About the Product: API Pond and Waterfall Cleaner use the power of active oxygen to deep-clean pond surfaces, waterfalls, fountains, and birdbaths ...

About the Product: Aquarium Pharmaceuticals Phosphate Test Kit allows you to easily and accurately measure the phosphate level and maintain a healt...

About the Product: API Phos-Zorb for the API Nexx and Rena SmartFilter selectively removes ammonia, nitrite, and nitrate from freshwater and saltwa...

About the Product: Raises the pH of freshwater aquariums. Improper pH can stress fish and cause diseases. Use a test kit regularly to accurately mo...

About the Product: Aquarium Pharmaceuticals pH Test Strips. Test your aquarium water for pH levels for optimal health! Testing your water quality c...

About the Product: Aquarium Pharmaceuticals pH Test and Adjuster Kit monitors your aquarium water pH with extreme accuracy, and includes API pH UP ...

About the Product: Aquarium Pharmaceuticals' High Range pH Test Kit helps you ensure a healthy environment for your fish in both fresh and saltwate...

About the Product: Aquarium Pharmaceuticals pH Down lowers pH and makes aquariums more acidic. Fast-acting, colorless and easy-to-use. API pH Down ...

About the Product: Nitrite NO2 - Test Kit for Fresh Water / Salt Water monitors nitrite to help prevent fish loss. Fast, accurate and easy-to-use. ...

About the Product: Nitrate buildup in aquariums is often an indicator of declining water quality. High levels of nitrate are frequently associated ...

About the Product: API Nitra-Zorb for API and Rena Filters is a convenient pouch of natural and synthetic ion-exchange resins that selectively remo...

About the Product: Aquarium Pharmaceuticals Aquarium MelaFix heals open wounds and abrasions, treats fin and tail rot, eye cloud, mouth fungus, and...

About the Product: API Marine Stress Zyme Bacterial Cleaner contains millions of live bacteria that consume sludge and organic debris, reducing aqu...

About the Product: API Marine Quick Start Water Conditioner nitrifying bacteria enables you to start your aquarium immediately, allowing for the in...

About the Product: API Marine MelaFix Antibacterial Fish Remedy is a safe, natural fish remedy that should be used to treat bacterial infections in...

About the Product: API Liquid Super Ick Cure is an effective treatment for Ich, a highly contagious disease, also called white spot disease. Super ...

About the Product: API Leaf Zone promotes the healthy growth of aquatic plants. Leaf Zone is formulated for rapid absorption through plant leaves. ...

About the Product: API Goldfish Pellets are made with natural carotenoids, including spirulina and carrot, to bring out brilliant colors in all var...

About the Product: API General Cure Powder is an anti-parasitic remedy that treats a wide variety of parasitic diseases including velvet, anchor wo...