Aquarium & Fish Tank Water Care

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CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 1 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 2 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 3 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 1 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 2 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 3 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 1 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 2 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 3 of 3
Slide 1 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 1 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 2 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 3 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 1 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 2 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 3 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 1 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 2 of 3
CaribSea Eco-Complete Planted Aquarium Substrate, Black, 20-lb bag slide 3 of 3

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

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

Python Multi Purpose Aquarium Water Conditioner, 16.2-fl oz bottle

Rated 4.6 out of 5 stars
8
$8.06 Chewy Price
($0.50/fl oz) Price per Unit
$11.99 List Price
$7.66 Autoship Price

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

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EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 1 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 2 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 3 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 4 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 1 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 2 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 3 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 4 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 1 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 2 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 3 of 4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count slide 4 of 4

EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count

Rated 4 out of 5 stars
69
$15.46 Chewy Price
($7.73/ea) Price per Unit
$21.78 List Price
$14.69 Autoship Price

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

Fluval Biological Cleaner Water Conditioner, 8.4-fl oz bottle

Rated 4.7 out of 5 stars
28
$13.99 Chewy Price
($1.67/fl oz) Price per Unit
$15.99 List Price
$13.29 Autoship Price

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

Aqueon Shrimp Tank Plus Freshwater Aquarium Water Conditioner, 4-fl oz bottle

Rated 4.6 out of 5 stars
22
$3.49 Chewy Price
($0.88/fl oz) Price per Unit
$9.99 List Price
$3.32 Autoship Price

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

Dr. Tim's Aquatics One & Only Live Nitrifying Bacteria for Reef Aquariums, 4-fl oz bottle

Rated 4 out of 5 stars
34
$28.99 Chewy Price
($7.25/fl oz) Price per Unit
$49.99 List Price
$27.54 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

Tetra EasyStrips Ammonia Freshwater & Saltwater Aquarium Test Strips, 100 count

Rated 4.9 out of 5 stars
28
$15.97 Chewy Price
($0.16/ea) Price per Unit
$33.49 List Price
$15.17 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

Microbe-Lift Nite Out II Marine Aquarium Water Treatment, 16-oz bottle

Rated 4.3 out of 5 stars
6
$18.48 Chewy Price
($1.16/oz) Price per Unit
$17.56 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

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

AquaZen All-In-One Freshwater Aquarium Plant Nutrition, 4.06-fl oz bottle

$6.99 Chewy Price
($1.73/fl oz) Price per Unit

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

Reeflowers AquaClarify Fish Aquarium Water Conditioner, 2.9-fl oz bottle

Rated 5 out of 5 stars
1
$4.75 Chewy Price
($1.64/fl oz) Price per Unit
$4.51 Autoship Price

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

GloFish Aquarium Water Conditioner, 4-fl oz bottle

Rated 4.9 out of 5 stars
14
$4.24 Chewy Price
($1.06/fl oz) Price per Unit
$7.19 List Price
$4.03 Autoship Price

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

Aqueon PURE Sludge Bomb Water Conditioner

Rated 4.2 out of 5 stars
24
$21.95 Chewy Price
$21.99 List Price
$20.85 Autoship Price

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

Aqueon Plant & Shrimp Aquarium Substrate, 5-lb bag

Rated 4.1 out of 5 stars
66
$19.99 Chewy Price
($4.00/lb) Price per Unit
$18.99 Autoship Price

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

API Goldfish Aquarium Cleaner, 4-fl oz bottle

Rated 4.3 out of 5 stars
30
$5.14 Chewy Price
($1.29/fl oz) Price per Unit
$5.98 List Price
$4.88 Autoship Price

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

Tetra EasyStrips Complete Freshwater & Saltwater Aquarium Test Strips, 25 count

Rated 4.2 out of 5 stars
30
$9.99 Chewy Price
($0.40/ea) Price per Unit
$26.39 List Price
$9.49 Autoship Price

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

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

Rated 4.8 out of 5 stars
26
$10.99 Chewy Price
($0.69/fl oz) Price per Unit
$15.48 List Price
$10.44 Autoship Price

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

Microbe-Lift Barley Straw Pellets+ Pond Water Care, 10.5-lb box

Rated 3.8 out of 5 stars
4
$31.31 Chewy Price
($2.99/lb) Price per Unit
$38.95 List Price
$29.74 Autoship Price

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

API Phosphate PO4 Freshwater & Saltwater Aquarium Test Kit, 150 count

Rated 4.7 out of 5 stars
20
$14.98 Chewy Price
($0.10/ea) Price per Unit
$20.98 List Price
$14.23 Autoship Price

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

Fritz Expel-P Aquarium Water Treatment, 20 count

Rated 4.1 out of 5 stars
23
$20.79 Chewy Price
($1.04/ea) Price per Unit
$25.99 List Price

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

AquaZen Freshwater Aquarium CO2 Tablets

$14.99 Chewy Price
$15.00 List 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

SunGrow Mini Freshwater Indian Almond Leaves Aquarium Water Conditioner for Betta Fish & Shrimp...

Rated 4 out of 5 stars
33
$5.99 Chewy Price
($0.12/ea) Price per Unit
$9.99 List Price
$5.69 Autoship Price

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

Aqueon AquaPacs Aquarium Sludge Remover, 12 pack, 10-gal

Rated 4 out of 5 stars
9
$11.87 Chewy Price
($0.99/ea) Price per Unit
$16.99 List Price
$11.28 Autoship Price

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

Fluval Curved Aquarium Scissors, 9.8-inch

Rated 4.7 out of 5 stars
15
$16.86 Chewy Price
$22.99 List Price
$16.02 Autoship Price

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

API Goldfish Protect Aquarium Water Conditioner, 4-fl oz bottle

Rated 4.8 out of 5 stars
25
$4.28 Chewy Price
($1.07/fl oz) Price per Unit
$5.98 List Price
$4.07 Autoship Price

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

Tetra AlgaeControl Freshwater Aquarium Algaecide, 3.38-fl oz bottle

Rated 3.9 out of 5 stars
77
$6.48 Chewy Price
($1.92/fl oz) Price per Unit
$7.49 List Price
$6.16 Autoship Price

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

API Proper pH 8.2 Aquarium Water Treatment, 7.1-oz bottle

Rated 4.5 out of 5 stars
18
$11.18 Chewy Price
($1.58/oz) Price per Unit
$15.78 List Price
$10.62 Autoship Price

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

Microbe-Lift PL Pond & Lagoon Bacteria Water Treatment, 1-gal

Rated 4.7 out of 5 stars
101
$52.90 Chewy Price
($52.90/gl) Price per Unit
$92.14 List Price

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

Summit Clear-Water Barley Straw Extract Pond Treatment, 32-oz bottle

Rated 4.2 out of 5 stars
90
$13.98 Chewy Price
($0.44/oz) Price per Unit
$14.99 List Price
$13.28 Autoship Price

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

Fritz FixIck Aquarium Water Treatment, 8-fl oz bottle

Rated 4.5 out of 5 stars
8
$10.39 Chewy Price
($1.30/fl oz) Price per Unit
$12.99 List Price

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

API Saltwater Aquarium Master Test Kit, 550 count

Rated 4.5 out of 5 stars
38
$34.99 Chewy Price
($0.07/ea) Price per Unit
$50.48 List Price
$33.24 Autoship Price

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

Category

Aquarium & Fish Tank Water Conditioner

Filtration Bacteria

Aquarium & Fish Tank Algae Control & Water Clarifier

Aquarium & Fish Tank Plant Fertilizers

Aquarium & Fish Tank Salt

Aquarium & Fish Tank Water Clarifiers

Aquarium & Fish Tank Water Test Kits

Water Additive

Aquarium & Fish Tank Water Treatments

Therapeutic Salt

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