Cyber Week 2025 Deals on Water Care & Fish Health Supplies

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

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API Freshwater Aquarium Master Test Kit, 800 count

Rated 4.7 out of 5 stars

320

$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

Fritz Zyme 7 Freshwater Nitrifying Bacteria for Aquariums, 32-fl oz bottle

Rated 4.6 out of 5 stars

114

$19.99 Chewy Price

($0.63/fl oz) Price per Unit

$24.99 List Price

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

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SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 2 of 4

SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 3 of 4

SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 4 of 4

SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp F...

Rated 4.3 out of 5 stars

50

$4.97 Chewy Price

($4.97/ea) Price per Unit

$6.50 List Price

$4.72 Autoship Price

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

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Fluval Plant & Shrimp Stratum Plant Care, 17.6-lb bag slide 2 of 7

Fluval Plant & Shrimp Stratum Plant Care, 17.6-lb bag slide 3 of 7

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Fluval Plant & Shrimp Stratum Plant Care, 17.6-lb bag

Rated 4.6 out of 5 stars

115

$36.99 Chewy Price

($2.11/lb) Price per Unit

$67.99 List Price

$35.14 Autoship Price

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

API Tap Water Conditioner, 4-fl oz bottle

Rated 4.8 out of 5 stars

453

$4.78 Chewy Price

($1.20/fl oz) Price per Unit

$6.68 List Price

$4.54 Autoship Price

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

Aqueon Tap Water Conditioner, 1-gal bottle

Rated 4.7 out of 5 stars

141

$36.99 Chewy Price

($36.99/gl) Price per Unit

$48.99 List Price

$35.14 Autoship Price

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

Boyd Viatchem Fresh Fish Multi-Vitamin, 4-fl oz bottle

Rated 4.7 out of 5 stars

30

$12.41 Chewy Price

($3.11/fl oz) Price per Unit

$16.80 List Price

$11.79 Autoship Price

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

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

Aqueon Freshwater Clarifier, 8-fl oz bottle

Rated 4.5 out of 5 stars

40

$3.09 Chewy Price

($0.39/fl oz) Price per Unit

$7.99 List Price

$2.94 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

64

$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

SunGrow Shrimp Breeding Aquarium Tank Water Conditioner & Food Alder Cones, 50 count

Rated 3.9 out of 5 stars

30

$5.97 Chewy Price

($0.12/ea) Price per Unit

$8.99 List Price

$5.67 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

74

$11.98 Chewy Price

$16.78 List Price

$11.38 Autoship Price

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

Fritz Zyme 9 Saltwater Nitrifying Bacteria for Aquariums, 32-fl oz bottle

Rated 4.6 out of 5 stars

25

$19.99 Chewy Price

($0.63/fl oz) Price per Unit

$24.99 List 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

119

$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

Fluval Cycle Biological Booster Water Conditioner, 8.4-fl oz bottle

Rated 4.6 out of 5 stars

64

$11.35 Chewy Price

($1.36/fl oz) Price per Unit

$16.99 List Price

$10.78 Autoship Price

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

API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle

Rated 4.8 out of 5 stars

702

$21.88 Chewy Price

($0.69/fl oz) Price per Unit

$30.78 List Price

$20.79 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

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

Rated 4.4 out of 5 stars

97

$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

Fritz Complete Full-Spectrum Aquarium Water Conditioner, 16-fl oz bottle

Rated 4.8 out of 5 stars

46

$15.99 Chewy Price

($1.00/fl oz) Price per Unit

$19.99 List Price

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

Aqueon Aquarium Freshwater Plant Food, 16-oz bottle

Rated 4.6 out of 5 stars

53

$10.15 Chewy Price

($0.64/oz) Price per Unit

$13.99 List Price

$9.64 Autoship Price

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

Dr. Tim's Aquatics Ammonium Chloride Solution Aquarium Cleaner, 4-fl oz bottle

$7.19 Chewy Price

($1.80/oz) Price per Unit

$8.99 List Price

$6.83 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

Aqueon Aquarium Water Clarifier, 16-fl oz bottle

Rated 4.5 out of 5 stars

91

$6.18 Chewy Price

($0.39/fl oz) Price per Unit

$14.49 List Price

$5.87 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, 16-oz bottle

Rated 4.5 out of 5 stars

54

$14.68 Chewy Price

($0.92/oz) Price per Unit

$20.48 List Price

$13.95 Autoship Price

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

Fluval Plant Micro Nutrients Plant Care, 8.4-oz bottle

Rated 4.5 out of 5 stars

21

$8.24 Chewy Price

($0.99/oz) Price per Unit

$10.49 List Price

$7.83 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 Freshwater Aquarium Salt, 65-oz carton

Rated 4.6 out of 5 stars

302

$12.48 Chewy Price

($0.20/oz) Price per Unit

$17.48 List Price

$11.86 Autoship Price

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

API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle

Rated 4.5 out of 5 stars

234

$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

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

Fritz Mardel Maracyn Oxy Fish Aquarium Treatment, 16-oz bottle

Rated 4.5 out of 5 stars

15

$23.99 Chewy Price

($1.50/oz) Price per Unit

$29.99 List 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

Aqueon PURE Bacteria Supplement, 10-gal, 12 count

Rated 4.5 out of 5 stars

42

$13.99 Chewy Price

($1.17/ea) Price per Unit

$19.99 List Price

$13.29 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

$9.84 Autoship 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

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

Rated 4.6 out of 5 stars

95

$12.28 Chewy Price

($0.77/oz) Price per Unit

$17.18 List Price

$11.67 Autoship Price

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

Cyber Week Deals on Water Care & Fish Health Supplies

API Freshwater Aquarium Master Test Kit, 800 count

Fritz Zyme 7 Freshwater Nitrifying Bacteria for Aquariums, 32-fl oz bottle

SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp F...

Fluval Plant & Shrimp Stratum Plant Care, 17.6-lb bag

API Tap Water Conditioner, 4-fl oz bottle

Aqueon Tap Water Conditioner, 1-gal bottle

Boyd Viatchem Fresh Fish Multi-Vitamin, 4-fl oz bottle

Tetra EasyStrips 6-in-1 Freshwater & Saltwater Aquarium Test Strips, 100 count

Aqueon Freshwater Clarifier, 8-fl oz bottle

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

SunGrow Shrimp Breeding Aquarium Tank Water Conditioner & Food Alder Cones, 50 count

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

Fritz Zyme 9 Saltwater Nitrifying Bacteria for Aquariums, 32-fl oz bottle

API Root Tabs Aquarium Plant Fertilizer, 10 count

Fluval Cycle Biological Booster Water Conditioner, 8.4-fl oz bottle

API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle

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

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

Fritz Complete Full-Spectrum Aquarium Water Conditioner, 16-fl oz bottle

Aqueon Aquarium Freshwater Plant Food, 16-oz bottle

Dr. Tim's Aquatics Ammonium Chloride Solution Aquarium Cleaner, 4-fl oz bottle

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

Aqueon Aquarium Water Clarifier, 16-fl oz bottle

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

API CO2 Booster Freshwater Aquarium Plant Care Treatment, 16-oz bottle

Fluval Plant Micro Nutrients Plant Care, 8.4-oz bottle

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

API Freshwater Aquarium Salt, 65-oz carton

API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle

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

Fritz Mardel Maracyn Oxy Fish Aquarium Treatment, 16-oz bottle

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

Aqueon PURE Bacteria Supplement, 10-gal, 12 count

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

API Saltwater Aquarium Master Test Kit, 550 count

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

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