Aquarium Water Conditioners for New Fish

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Fritz FritzGuard Aquarium Water Conditioner, 16-fl oz bottle

Rated 5 out of 5 stars
5
$12.99 Chewy Price
($0.82/fl oz) Price per Unit
Autoship Price

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

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Microbe-Lift Xtreme Aquarium Water Treatment, 8-oz bottle

Rated 4.7 out of 5 stars
10
$10.85 Chewy Price
($1.36/oz) Price per Unit
$11.85 List Price
Autoship Price

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

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API Aquarium Starter Kit

Rated 4.9 out of 5 stars
10
$31.38 Chewy Price
$43.48 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 AquaCleanse Freshwater Aquarium Cleaner, 32-fl oz bottle slide 1 of 6
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Dr. Tim's Aquatics AquaCleanse Freshwater Aquarium Cleaner, 32-fl oz bottle

Rated 4.7 out of 5 stars
3
$20.09 Chewy Price
($0.63/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 13 and Apr 16

Aqueon AquaPacs Aquarium Ammonia Reducer, 12 pack, 10-gal

Rated 4.6 out of 5 stars
18
$14.97 Chewy Price
($1.25/ea) Price per Unit
$16.99 List Price
Autoship Price

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

Microbe-Lift Parazoryne Parastic Disease Water Conditioner, 16-oz bottle

Rated 5 out of 5 stars
8
$26.49 Chewy Price
($1.66/oz) Price per Unit
Autoship Price

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

Ruby Reef HydroPlex Aquarium Water Treatment, 64-fl oz bottle

Rated 4.6 out of 5 stars
8
$30.25 Chewy Price
($0.48/fl oz) Price per Unit
$36.99 List Price
Autoship Price

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

API Goldfish Care Pack Aquarium Water Conditioner, 1.25-fl oz bottle

Rated 4.3 out of 5 stars
9
$5.98 Chewy Price
($4.79/fl oz) Price per Unit
Autoship Price

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

Activ-Betta Bio-Activ Live Aqueous Solution Betta Water, 1-gallon jug

Rated 4.2 out of 5 stars
5
$10.98 Chewy Price
($10.98/gl) Price per Unit
$15.99 List Price
Autoship Price

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

Dr. Tim's Aquatics Reef First Defense Marine Aquarium Cleaner, 4-fl oz bottle

Rated 5 out of 5 stars
1
$12.79 Chewy Price
($3.20/oz) Price per Unit
$15.99 List Price
Autoship Price

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

AquaForest Component 1+2+3+ Aquarium Solution, 3.96-gal

Rated 5 out of 5 stars
1
$62.69 Chewy Price
($15.84/gl) Price per Unit
Autoship Price

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

Coralife Marine PURE Water Care Bacteria Supplement, 4 pack

Rated 4.8 out of 5 stars
6
$11.95 Chewy Price
($2.99/ea) Price per Unit
$15.99 List Price
Autoship Price

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

API Quick Start Freshwater & Saltwater Aquarium Nitrifying Bacteria, 32-fl oz bottle

Rated 4.5 out of 5 stars
31
$34.76 Chewy Price
($1.09/fl oz) Price per Unit
$47.98 List Price
Autoship Price

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

Fluval Sea Iodine Aquarium Water Conditioner, 8-oz bottle

Rated 5 out of 5 stars
3
$8.92 Chewy Price
($1.12/oz) Price per Unit
$8.99 List Price
Autoship Price

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

Dr. Tim's Aquatics Re-Fresh Freshwater Tank Revitalizer, 8-fl oz bottle

Rated 4.7 out of 5 stars
6
$26.99 Chewy Price
($3.38/fl oz) Price per Unit
$39.99 List Price
Autoship Price

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

Zoo Med Betta H2O Conditioner, 0.5-fl oz

Rated 4.1 out of 5 stars
17
$4.99 Chewy Price
($9.98/fl oz) Price per Unit
Autoship Price

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

Microbe-Lift Aquatic Stress Relief Aquarium Treatment, 16-oz bottle

Rated 4.5 out of 5 stars
2
$10.36 Chewy Price
($0.65/oz) Price per Unit
$17.99 List Price
Autoship Price

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

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

Rated 5 out of 5 stars
5
$39.99 Chewy Price
($39.99/gl) Price per Unit
Autoship Price

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

API Betta Aquarium Water Conditioner, 1.7-fl oz bottle

Rated 4.6 out of 5 stars
31
$4.08 Chewy Price
($2.40/fl oz) Price per Unit
$5.98 List Price
Autoship Price

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

Dr. Tim's Aquatics Waste-Away Gel Betta Water Conditioner, Small, 2 count

Rated 5 out of 5 stars
1
$19.29 Chewy Price
($9.65/ea) Price per Unit
$23.99 List Price
Autoship Price

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

Bundle and Save 5%
Bundle: Aqueon Betta Bowl Plus Water Conditioner + Betta Fish Food
Rated 5 out of 5 stars
1
$9.05 Chewy Price
$9.53 List Price
Autoship Price

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

Dr. Tim's Aquatics AquaCleanse Freshwater Aquarium Cleaner, 16-fl oz bottle

Rated 5 out of 5 stars
1
$15.99 Chewy Price
($1.00/oz) Price per Unit
$19.99 List Price
Autoship Price

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

Lifegard Water Conditioner & Stress Reliever Fish Pond Treatment, 32-fl oz bottle

Rated 4.5 out of 5 stars
4
$22.01 Chewy Price
($0.69/fl oz) Price per Unit
Autoship Price

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

Aqueon Betta Bowl Plus Water Conditioner, 4-fl oz bottle

Rated 4.8 out of 5 stars
67
$5.34 Chewy Price
($1.34/fl oz) Price per Unit
$6.49 List Price
Autoship Price

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

Fluval Sea Calcium Aquarium Water Conditioner, 8-oz bottle

Rated 4.8 out of 5 stars
4
$8.50 Chewy Price
($1.07/oz) Price per Unit
$9.87 List Price
Autoship Price

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

Dr. Tim's Aquatics Reef Waste-Away Marine Aquarium Cleaner, 64-fl oz bottle

Rated 5 out of 5 stars
1
$69.19 Chewy Price
($1.09/fl oz) Price per Unit
Autoship Price

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

Ruby Reef Rally NANO Formula Aquarium Water Treatment, 8-fl oz bottle

Rated 4.7 out of 5 stars
3
$8.99 Chewy Price
($1.13/fl oz) Price per Unit
Autoship Price

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

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

Rated 4.7 out of 5 stars
3
$48.59 Chewy Price
($1.52/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 Betta One & Only Water Conditioner, 2-fl oz bottle

Rated 5 out of 5 stars
1
$13.41 Chewy Price
($6.71/fl oz) Price per Unit
$16.99 List Price
Autoship Price

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

API Splendid Betta Complete Aquarium Water Conditioner, 1.25-fl oz bottle

Rated 5 out of 5 stars
10
$5.78 Chewy Price
($4.63/fl oz) Price per Unit
Autoship Price

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

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

Rated 4.5 out of 5 stars
4
$28.99 Chewy Price
($28.99/gl) Price per Unit
Autoship Price

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

Microbe-Lift Sabbactisun All-Natural Expellant Aquarium Bacterial Disease Water Conditioner, 16...

Rated 4.6 out of 5 stars
9
$22.95 Chewy Price
($1.44/oz) Price per Unit
Autoship Price

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

Dr. Tim's Aquatics Re-Fresh Freshwater Aquarium Cleaner, 4-fl oz bottle

Rated 5 out of 5 stars
1
$18.69 Chewy Price
($4.68/oz) Price per Unit
$22.99 List Price
Autoship Price

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

Lifegard Live Nitrifying Fish Pond Bacteria, 32-fl oz bottle

Rated 4.7 out of 5 stars
3
$26.06 Chewy Price
($0.82/fl oz) Price per Unit
$28.12 List Price
Autoship Price

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

Aqueon AquaPacs Aquarium Water Conditioner, 12 pack, 10-gal

Rated 4.5 out of 5 stars
12
$13.47 Chewy Price
($0.12/gl) Price per Unit
$16.99 List Price
Autoship Price

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

Dr. Tim's Aquatics First Defense Freshwater Aquarium Cleaner, 128-fl oz bottle

Rated 5 out of 5 stars
2
$110.49 Chewy Price
($0.87/fl oz) Price per Unit
Autoship Price

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

Save 5% on repeat deliveries

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