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Aquarium Pharmaceuticals

API has been helping people take good care of ornamental fish for over 40 years. Our research and development scientists have advanced the care of fish with all natural medications, stable bacteria for biological filtration, one-bottle test kits, consumer-friendly dosing caps and much more. We have received over 25 global patents for our breakthrough innovations in the aquatics industry. And we continue to look for ways to improve the fishkeeping experience for consumers. Research. Experience. Dedication to scientific, quality treatment for healthy fish. It is what makes API the first choice of aquarium owners.
Displaying products 21 - 37 of 37 results
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API Melafi Pond
API Melafix Pond 64OZ
Your Price: $44.60
API Melafix Pond 64OZ
API Algaefi Marine
API Algaefix Marine 8OZ
Your Price: $9.94
API Algaefix Marine 8OZ
API Algaefi Freshwater
API Algaefix Freshwater 8OZ
Your Price: $9.03
API Algaefix Freshwater 8OZ
API Melafi Marine
API Melafix Marine16OZ
Your Price: $10.37
API Melafix Marine16OZ
API Pimafi Fresh/Salt
API Pimafix Fresh/Salt 8OZ
Your Price: $6.15
API Pimafix Fresh/Salt 8OZ
API Melafi
API Melafix 8OZ
Your Price: $5.99
API Melafix 8OZ
API Melafi
API Melafix 16OZ
Your Price: $9.61
API Melafix 16OZ
Ammo - Carb
Ammo Carb 37oz.
Your Price: $9.99
Ammo Carb 37oz.
Saltwater Master Test Kit
Saltwater Master Test Kit
Your Price: $24.87
Saltwater Master Test Kit
Aquarium Pharmaceuticals
 PimaFi
16 oz PimaFix
Your Price: $9.89
16 oz  PimaFix
Aquarium Pharmaceuticals
 Algaefi Marine
16 oz. Algaefix Marine
Your Price: $15.73
16 oz. Algaefix Marine
Aquarium Pharmaceuticals
Half API Super Activated Carbon
Half Gallon API Super Activated Carbon
Your Price: $17.54
Half Gallon API Super Activated Carbon
Aquarium Pharmaceuticals
API Stress Coat
5 Gallon API Stress Coat
Your Price: $169.99
5 Gallon API Stress Coat
free shipping
API Tropical Fish Start up Kit
API Tropical Fish Start up Kit
Your Price: $3.00
API Tropical Fish Start up Kit
 Algaefi Freshwater
16 oz. Algaefix Freshwater
Your Price: $14.28
16 oz. Algaefix Freshwater
Aquarium Pharmaceuticals
API Stress Coat
1 Gallon API Stress Coat
Your Price: $38.99
1 Gallon API Stress Coat
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