Aquarium Water Conditioners for New Fish

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API Aquarium Water Conditioner & Tropical Fish Food Kit slide 1 of 6
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API Aquarium Water Conditioner & Tropical Fish Food Kit

Rated 4.9 out of 5 stars
9
$32.59 Chewy Price
$42.88 List Price
Autoship Price

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

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Dr. Tim's Aquatics Waste-Away Freshwater Aquarium Cleaner, 64-fl oz bottle slide 1 of 8
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Dr. Tim's Aquatics Waste-Away Freshwater Aquarium Cleaner, 64-fl oz bottle

Rated 5 out of 5 stars
1
$61.89 Chewy Price
($0.97/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 16

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Dr. Tim's Aquatics First Defense Freshwater Aquariums Stress Relief & Immune Support, 8-fl oz bottle slide 1 of 8
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Dr. Tim's Aquatics First Defense Freshwater Aquariums Stress Relief & Immune Support, 8-fl oz b...

Rated 5 out of 5 stars
1
$15.99 Chewy Price
($2.00/fl oz) Price per Unit
$23.99 List Price
Autoship Price

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

Aquascape Alkalinity Booster Fish, 5-g jar

Rated 4.5 out of 5 stars
2
$17.59 Chewy Price
($3.52/g) Price per Unit
$21.99 List Price
Autoship Price

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

Dr. Tim's Aquatics Reef Eco-Balance Marine Aquarium Cleaner, 128-fl oz bottle

Rated 5 out of 5 stars
2
$80.59 Chewy Price
($0.63/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 16

Fritz RPM Elements Calcium Aquarium Water Treatment, 1-gal bottle

Rated 5 out of 5 stars
3
$29.99 Chewy Price
($29.99/gl) Price per Unit
Autoship Price

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

Dr. Tim's Aquatics Shrimp Waste-Away Water Conditioner, 4-fl oz bottle

Rated 5 out of 5 stars
1
$11.79 Chewy Price
($2.95/fl oz) Price per Unit
$14.99 List Price
Autoship Price

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

Lifegard Pond Cleaner & Sludge Remover Pond Treatment, 32-fl oz bottle

Rated 5 out of 5 stars
5
$20.99 Chewy Price
($0.66/fl oz) Price per Unit
$24.45 List Price
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 13 and Apr 17

Dr. Tim's Aquatics Clear-Up Saltwater Aquarium Cleaner, 32-fl oz bottle

Rated 5 out of 5 stars
2
$54.39 Chewy Price
($1.70/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 16

Dr. Tim's Aquatics Clear-Up Koi Ponds & Water Gardens Cleaner, 128-fl oz bottle

Rated 5 out of 5 stars
1
$168.19 Chewy Price
($1.32/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 16

Dr. Tim's Aquatics Waste-Away Koi Ponds & Water Gardens Cleaner, 128-fl oz bottle

Rated 5 out of 5 stars
1
$97.29 Chewy Price
($0.77/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 16

Out of Stock

Reeflowers Alkaline I Natural Aquarium Minerals, 34-oz bottle

Rated 4.5 out of 5 stars
2

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

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

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Calcium Blend B Aquarium Water Treatment, 101-oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers AquaClarify Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Strontium Blend Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Calcium Blend B Part Balling Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
2

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Mr. Turtle Fish Aquarium Water Conditioner, 2.9-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers African Trace Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Dr. Tim's Aquatics Shrimp Waste-Away Gel Water Conditioner, Small, 1 count

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

Out of Stock

Reeflowers pH Buffer 9.4 Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Aqua Plants All Inclusive Plant Fertilizer Fish Aquarium Water Conditioner, 2.9-fl o...

Rated 4 out of 5 stars
2

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers kH Blend A Part Balling Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Effective Dechlorinator Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 4.7 out of 5 stars
6

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers F-Color Fish Aquarium Water Conditioner, 8.5-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Potassium Iodide Fish Aquarium Water Conditioner, 8.5-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers B-Color Fish Aquarium Water Conditioner, 8.5-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers American Trace Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Out of Stock

Reeflowers Magnesium Blend C Part Balling Fish Aquarium Water Conditioner, 17-fl oz bottle

Rated 5 out of 5 stars
1

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 9 and Apr 12

Save 5% on repeat deliveries

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