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

Rated 4.7 out of 5 stars
321
$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 Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
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API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
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Slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
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API Tap Water Conditioner, 16-fl oz bottle

Rated 4.8 out of 5 stars
453
$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

Slide 1 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 1 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 2 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 3 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 4 of 5
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Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 1 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 2 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 3 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 4 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 5 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 1 of 5
Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 2 of 5
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Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count slide 4 of 5
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Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count

Rated 4.6 out of 5 stars
146
$13.83 Chewy Price
($0.14/ea) Price per Unit
$37.49 List Price
$13.14 Autoship Price

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

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API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit slide 1 of 9
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API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit slide 1 of 9
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API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit slide 1 of 9
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API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit slide 6 of 9
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API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit slide 8 of 9
API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit slide 9 of 9

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

Salifert Aquarium Carbonate Hardness/Alkalinity Test Kit

Rated 4 out of 5 stars
8
$14.39 Chewy Price
$16.46 List Price
$13.67 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
120
$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

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

Tetra WaterClarifier Cloudy Water Clarifier, 3.38-fl oz bottle

Rated 4.5 out of 5 stars
64
$5.32 Chewy Price
($1.58/fl oz) Price per Unit
$6.29 List Price

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

Fluval Total Protection Water Conditioner, 16.9-fl oz bottle

Rated 4.6 out of 5 stars
27
$10.49 Chewy Price
($0.63/fl oz) Price per Unit
$9.97 Autoship Price

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

Acurel F Aquarium Water Clarifier, 50-mL bottle

Rated 4.5 out of 5 stars
140
$8.99 Chewy Price
$9.99 List Price

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

Salifert Aquarium pH Test Kit

$10.39 Chewy Price
$10.92 List Price
$9.87 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 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 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

SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aqua...

Rated 4.5 out of 5 stars
143
$6.93 Chewy Price
$9.99 List Price
$6.58 Autoship Price

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

Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle

Rated 4.6 out of 5 stars
65
$5.79 Chewy Price
($2.90/fl oz) Price per Unit
$7.99 List Price
$5.50 Autoship Price

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

Tetra EasyBalance Plus Freshwater Aquarium Water Conditioner, 16.9-fl oz bottle

Rated 4.6 out of 5 stars
187
$13.87 Chewy Price
($0.83/fl oz) Price per Unit
$15.59 List Price
$13.18 Autoship Price

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

Salifert Aquarium Phosphate Test Kit

Rated 5 out of 5 stars
4
$17.59 Chewy Price
$19.61 List Price
$16.71 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 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 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

Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle

Rated 4.6 out of 5 stars
40
$8.99 Chewy Price
($0.57/fl oz) Price per Unit
$14.49 List Price
$8.54 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

Salifert Aquarium Calcium Test Kit

Rated 3.7 out of 5 stars
6
$16.79 Chewy Price
$18.81 List Price
$15.95 Autoship Price

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

CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag

Rated 4.4 out of 5 stars
131
$35.99 Chewy Price
($1.80/lb) Price per Unit
$34.19 Autoship Price

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

API Freshwater Aquarium Salt, 16-oz carton

Rated 4.6 out of 5 stars
302
$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 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

Salifert Aquarium Nitrate Test Kit

Rated 4.8 out of 5 stars
4
$15.19 Chewy Price
$17.37 List Price
$14.43 Autoship Price

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

Activ-Flora Planted Aquarium Substrate, Lake Gems, 20-lb bag

Rated 4.1 out of 5 stars
117
$24.99 Chewy Price
($1.25/lb) Price per Unit

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 Tap Water Conditioner Aquarium Water Conditioner, 32-fl oz bottle

Rated 4.8 out of 5 stars
96
$16.99 Chewy Price
($0.54/fl oz) Price per Unit
$22.58 List Price
$16.14 Autoship Price

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

Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 8-fl oz bottle...

Rated 4.3 out of 5 stars
41
$19.39 Chewy Price
($2.43/fl oz) Price per Unit
$23.99 List Price
$18.42 Autoship Price

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

API pH Freshwater Aquarium Test Kit, 250 count

Rated 4.6 out of 5 stars
79
$7.98 Chewy Price
($0.04/ea) Price per Unit
$11.28 List Price
$7.58 Autoship 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

Salifert Aquarium Ammonia Test Kit

Rated 4 out of 5 stars
7
$13.59 Chewy Price
$13.99 List Price
$12.91 Autoship Price

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

API Ammo-Lock Freshwater & Saltwater Aquarium Ammonia Detoxifier, 16-oz bottle

Rated 4.4 out of 5 stars
57
$13.99 Chewy Price
($0.88/oz) Price per Unit
$17.48 List Price
$13.29 Autoship Price

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

Category

Aquarium & Fish Tank Water Conditioner

Aquarium & Fish Tank Water Test Kits

Filtration Bacteria

Aquarium & Fish Tank Algae Control & Water Clarifier

Aquarium & Fish Tank Water Clarifiers

Aquarium & Fish Tank Plant Fertilizers

Aquarium & Fish Tank Salt

Aquarium & Fish Tank Water Treatments

Therapeutic Salt

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