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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 – ...

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 nitrit...

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 nitrit...

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

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

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

API Algae Eater Premium Sinking Wafer contains a rich blend of algae, plus Omega 3 fatty acids, to help promote healthy growth and development. Alf...

API Algae Eater Premium Sinking Wafer contains a rich blend of algae, plus Omega 3 fatty acids, to help promote healthy growth and development. Alf...

API Algae Eater Premium Sinking Wafer contains a rich blend of algae, plus Omega 3 fatty acids, to help promote healthy growth and development. Alf...

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

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....

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

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

API Marine AlgaeFix algae control effectively controls these types of saltwater algae: Green algae (Cladophora), “Red Slime” (Oscillatoria &...

API Ammo-Lock ammonia detoxifier is proven to convert poisonous ammonia into a non-toxic form. Ammo-Lock ammonia detoxifier works instantly ...

API Ammo-Lock ammonia detoxifier is proven to convert poisonous ammonia into a non-toxic form. Ammo-Lock ammonia detoxifier works instan...

API Ammo-Lock ammonia detoxifier is proven to convert poisonous ammonia into a non-toxic form. Ammo-Lock ammonia detoxifier works instan...

Salicylate test measures ammonia levels in both fresh & saltwater aquariums. Ammonia, the #1 killer of tropical fish, is continually prod...

Treat your tap water, and provide a safe environment for freshwater fish instantly and easily with API Aqua Essential water conditio...

Treat your tap water, and provide a safe environment for freshwater fish instantly and easily with API Aqua Essential water conditioner....

Treat your tap water, and provide a safe environment for freshwater fish instantly and easily with API Aqua Essential water conditioner. Tap...

API Betta Flakes are designed specifically for betta fish, and are formulated to support natural color. This breakthrough formulation allows for th...

API® BETTA FOOD is scientifically formulated to enhance the vibrant colors of your Betta, and is designed as a floating pellet for all Betta fis...

Instantly makes water safe for Bettas by removing chlorine, chloramine and heavy metals from tap water and adding electrolytes. It also detoxifi...