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API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 2 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
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API Freshwater Aquarium Master Test Kit, 800 count

Rated 4.7 out of 5 stars
322
$31.76 Chewy Price
($0.04/ea) Price per Unit
$50.48 List Price
$30.17 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 2 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 3 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 4 of 6
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API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 2 of 6
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API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 4 of 6
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API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 2 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 3 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 4 of 6
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Slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 2 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 3 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 4 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 5 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 6 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 2 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 3 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 4 of 6
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API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 1 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 2 of 6
API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 3 of 6
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API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle slide 6 of 6

API Stress Coat Aquarium Water Conditioner, 16-fl oz bottle

Rated 4.8 out of 5 stars
703
$10.98 Chewy Price
($0.69/fl oz) Price per Unit
$15.38 List Price
$10.43 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 1 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 2 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 3 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 4 of 8
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API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 7 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 8 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 1 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 2 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 3 of 8
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API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 8 of 8
API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 1 of 8
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API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 6 of 8
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API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle

Rated 4.5 out of 5 stars
235
$14.39 Chewy Price
($0.90/fl oz) Price per Unit
$19.98 List Price
$13.67 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 3 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 4 of 6
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API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
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API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
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API Tap Water Conditioner, 16-fl oz bottle slide 6 of 6

API Tap Water Conditioner, 16-fl oz bottle

Rated 4.8 out of 5 stars
454
$8.48 Chewy Price
($0.53/fl oz) Price per Unit
$11.98 List Price
$8.06 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Leaf Zone Freshwater Aquarium Plant Fertilizer, 16-oz bottle

Rated 4.6 out of 5 stars
96
$12.29 Chewy Price
($0.77/oz) Price per Unit
$17.18 List Price
$11.68 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Extra Long Algae Scraper for Glass Aquariums

Rated 4.5 out of 5 stars
119
$8.99 Chewy Price
$12.78 List Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Quick Start Freshwater & Saltwater Aquarium Water Treatment, 16-fl oz bottle

Rated 4.6 out of 5 stars
197
$17.38 Chewy Price
($1.09/fl oz) Price per Unit
$24.38 List Price
$16.51 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Bio-Chem Zorb Aquarium Canister Filter Filtration Pouch, Size 6

Rated 4.6 out of 5 stars
30
$15.39 Chewy Price
($15.39/ea) Price per Unit
$20.18 List Price
$14.62 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Sinking Squid Pellets Bottom Feeder Fish Food, 7.9-oz bottle

Rated 4.6 out of 5 stars
197
$9.99 Chewy Price
($1.27/oz) Price per Unit
$13.98 List Price
$9.49 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Accu-Clear Freshwater Aquarium Clarifier, 8-fl oz bottle

Rated 4.5 out of 5 stars
297
$9.48 Chewy Price
($1.19/fl oz) Price per Unit
$13.28 List Price
$9.01 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Pimafix Freshwater & Saltwater Fish Fungal Infection Remedy, 16-oz bottle

Rated 4.4 out of 5 stars
98
$12.08 Chewy Price
($0.76/oz) Price per Unit
$16.88 List Price
$11.48 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit

Rated 4.7 out of 5 stars
75
$11.84 Chewy Price
$16.78 List Price
$11.25 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Root Tabs Aquarium Plant Fertilizer, 10 count

Rated 4.5 out of 5 stars
121
$9.99 Chewy Price
($1.00/ea) Price per Unit
$13.98 List Price
$9.49 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Bundle and Save 5%
Bundle: API Melafix Freshwater Fish Infection Remedy + Stress Coat Aquarium Water Conditioner
Rated 4.9 out of 5 stars
9
$24.10 Chewy Price
$25.37 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Stress Zyme Freshwater & Saltwater Aquarium Water Cleaner, 16-fl oz bottle

Rated 4.8 out of 5 stars
219
$15.49 Chewy Price
($0.97/fl oz) Price per Unit
$22.78 List Price
$14.72 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Algaefix Algae Control Aquarium Solution, 16-fl oz bottle

Rated 4.1 out of 5 stars
217
$15.18 Chewy Price
($0.95/fl oz) Price per Unit
$23.78 List Price
$14.42 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Algae Pad for Glass Aquariums, 1 count

Rated 4.4 out of 5 stars
29
$4.08 Chewy Price
($4.08/ea) Price per Unit
$5.58 List Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Aqua Essential Aquarium Treatment, 8-fl oz bottle

Rated 4.6 out of 5 stars
66
$8.68 Chewy Price
($1.09/fl oz) Price per Unit
$12.28 List Price
$8.25 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Freshwater Aquarium Salt, 16-oz carton

Rated 4.6 out of 5 stars
303
$5.49 Chewy Price
($0.35/oz) Price per Unit
$7.78 List Price
$5.22 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Algae Eater Wafers Fish Food, 6.4-oz bottle

Rated 4.7 out of 5 stars
229
$11.98 Chewy Price
($1.88/oz) Price per Unit
$16.98 List Price
$11.38 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Water Softener Pillow, Size 5

Rated 4.2 out of 5 stars
50
$7.58 Chewy Price
($7.58/ea) Price per Unit
$10.68 List Price
$7.20 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API LIQUID SUPER ICK CURE Freshwater & Saltwater Fish Medication, 4-oz bottle

Rated 4.6 out of 5 stars
98
$6.99 Chewy Price
($1.75/oz) Price per Unit
$9.98 List Price
$6.64 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 count

Rated 4.5 out of 5 stars
126
$24.98 Chewy Price
($0.25/ea) Price per Unit
$34.98 List Price
$23.73 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API CO2 Booster Freshwater Aquarium Plant Care Treatment, 8-oz bottle

Rated 4.5 out of 5 stars
54
$10.58 Chewy Price
($1.33/oz) Price per Unit
$14.88 List Price
$10.05 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Turtle Sludge Destroyer Aquarium Cleaner, 4-oz bottle

Rated 4.6 out of 5 stars
278
$6.78 Chewy Price
($1.70/oz) Price per Unit
$8.48 List Price
$6.44 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Marine Stress Zyme Saltwater Aquarium Cleaning Solution, 16-fl oz bottle

Rated 4.8 out of 5 stars
20
$12.55 Chewy Price
($0.79/fl oz) Price per Unit
$21.78 List Price
$11.92 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle

Rated 4.8 out of 5 stars
96
$39.88 Chewy Price
($0.63/fl oz) Price per Unit
$37.89 Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

API Algae Pad for Acrylic Aquariums, 1 count

Rated 4.4 out of 5 stars
19
$3.21 Chewy Price
($3.21/ea) Price per Unit
$4.58 List Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Aquarium Start-Up Pack

Rated 4.7 out of 5 stars
17
$6.99 Chewy Price
$8.28 List Price
$6.64 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Proper pH 7.0 Aquarium Water Treatment, 8.8-oz bottle

Rated 4.2 out of 5 stars
79
$11.49 Chewy Price
($1.31/oz) Price per Unit
$15.78 List Price
$10.92 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Tropical Greens Flakes Algae & Plant Eating Fish Food, 1.1-oz bottle

Rated 4.2 out of 5 stars
24
$6.36 Chewy Price
($5.79/oz) Price per Unit
$8.28 List Price
$6.04 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6

Rated 4.2 out of 5 stars
47
$17.08 Chewy Price
($17.08/ea) Price per Unit
$24.78 List Price
$16.23 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Bettafix Antibacterial & Antifungal Betta Fish Infection Remedy, 1.7-oz bottle

Rated 4.2 out of 5 stars
118
$4.58 Chewy Price
($2.70/oz) Price per Unit
$6.48 List Price
$4.35 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count

Rated 4.8 out of 5 stars
48
$15.48 Chewy Price
($0.12/ea) Price per Unit
$21.78 List Price
$14.71 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API pH Down Freshwater Aquarium Water Treatment, 16-oz bottle

Rated 4.6 out of 5 stars
80
$15.99 Chewy Price
($1.00/oz) Price per Unit
$20.58 List Price
$15.19 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Turtle Fix Antibacterial Treatment, 8-fl oz bottle

Rated 4.7 out of 5 stars
114
$7.63 Chewy Price
($0.96/fl oz) Price per Unit
$11.98 List Price
$7.25 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API

API is passionate about fishkeeping and supporting the fishkeeping hobby. A pioneer in the aquatics industry for more than 50 years, API is committed to making a difference to our planet and its people by providing innovative, scientifically proven fishkeeping solutions.

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