Discus Fish Water Care

Sort
Filter (1)
Slide 1 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 1 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 2 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 3 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 4 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 5 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 6 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 7 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 1 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 2 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 3 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 4 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 5 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 6 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 7 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 1 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 2 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 3 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 4 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 5 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 6 of 7
Dr. Tim's Aquatics Ammonium Chloride Solution for Cycling Aquariums, 2-fl oz bottle slide 7 of 7

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

Rated 4.6 out of 5 stars
69
$4.92 Chewy Price
($2.46/fl oz) Price per Unit
$7.99 List Price
Autoship Price

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

Slide 1 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 1 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 2 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 3 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 4 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 5 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 6 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 7 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 8 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 1 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 2 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 3 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 4 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 5 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 6 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 7 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 8 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 1 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 2 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 3 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 4 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 5 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 6 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 7 of 8
Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle slide 8 of 8

Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle

Rated 4.6 out of 5 stars
45
$8.99 Chewy Price
($0.57/fl oz) Price per Unit
$14.49 List Price
Autoship Price

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

Slide 1 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 1 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 2 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 3 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 4 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 5 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 6 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 7 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 8 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 1 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 2 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 3 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 4 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 5 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 6 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 7 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 8 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 1 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 2 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 3 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 4 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 5 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 6 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 7 of 8
Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottle slide 8 of 8

Dr. Tim's Aquatics Waste-Away Natural Aquarium Cleaner for Freshwater Aquariums, 16-fl oz bottl...

Rated 4.3 out of 5 stars
45
$22.59 Chewy Price
($1.42/fl oz) Price per Unit
$34.99 List Price
Autoship Price

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

Slide 1 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 1 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 2 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 3 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 4 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 5 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 6 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 7 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 8 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 1 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 2 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 3 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 4 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 5 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 6 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 7 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 8 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 1 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 2 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 3 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 4 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 5 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 6 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 7 of 8
API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count slide 8 of 8

API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count

Rated 4.7 out of 5 stars
52
$15.48 Chewy Price
($0.12/ea) Price per Unit
$21.78 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, 32-fl oz bottle

Rated 4.8 out of 5 stars
4
$24.99 Chewy Price
($0.79/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 1 and Jun 4

Loading options...

Loading options...

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

Rated 3.4 out of 5 stars
60
$32.69 Chewy Price
($8.18/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

API Nitrate NO3 Freshwater & Saltwater Aquarium Test Kit, 90 count

Rated 4.8 out of 5 stars
48
$13.98 Chewy Price
($0.16/ea) Price per Unit
$19.78 List Price
Autoship Price

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

Dr. Tim's Aquatics Eco-Balance Freshwater Aquarium Cleaner, 4-fl oz bottle

$10.89 Chewy Price
($2.73/oz) Price per Unit
$13.99 List Price
Autoship Price

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

API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 count

Rated 3.8 out of 5 stars
6
$12.48 Chewy Price
($0.14/ea) Price per Unit
$17.48 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, 8-fl oz bottle

Rated 5 out of 5 stars
4
$15.89 Chewy Price
($1.99/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

Dr. Tim's Aquatics Clear-Up Freshwater Aquarium Cleaner, 4-fl oz bottle

Rated 4.7 out of 5 stars
3
$12.99 Chewy Price
($3.25/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

API Nitrite NO2 Fresh & Salt Water Aquarium Test Kit, 180 count

Rated 4.8 out of 5 stars
8
$11.98 Chewy Price
($0.07/ea) Price per Unit
$16.78 List Price
Autoship Price

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

API Pond 5-IN-1 Test Strips, 25 count

Rated 4.6 out of 5 stars
24
$14.98 Chewy Price
($0.60/ea) Price per Unit
$20.98 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 Aquarium Cleaner, 8-fl oz bottle

Rated 4.8 out of 5 stars
8
$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

API Replacement Test Tubes for Aquarium Liquid Test Kits, 24 count

Rated 3.3 out of 5 stars
22
$24.98 Chewy Price
($1.05/ea) Price per Unit
$41.98 List Price
Autoship Price

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

Hydrospace PNS ProBio Fish Aquarium Additive, Maroon, 16-fl oz

Rated 5 out of 5 stars
1
$30.99 Chewy Price
($1.94/oz) Price per Unit
Autoship Price
  • Contains Live Feed

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

ASF SeaTest NH3 Ammonia-Ammonium Fish Aquarium Water Test Kit, 40 count

Rated 1 out of 5 stars
1
$16.39 Chewy Price
($0.41/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

ASF SEATEST GH Total Hardness Fish Aquarium Water Test Kit, 40 count

$16.74 Chewy Price
($0.42/ea) Price per Unit
$18.99 List Price
Autoship Price

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

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

Rated 5 out of 5 stars
3
$27.49 Chewy Price
($27.49/gl) Price per Unit
Autoship Price

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

ASF SeaTest NO2- Nitrite Fish Aquarium Water Test Kit, 100 count

$11.98 Chewy Price
($0.12/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

ASF SeaTest KH Alkalinity Fish Aquarium Water Test Kit, 100 count

Rated 5 out of 5 stars
2
$16.06 Chewy Price
($0.17/ea) Price per Unit
$18.99 List Price
Autoship Price

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

Hydrospace PNS ProBio Fish Aquarium Additive, Maroon, 1-gal

$185.99 Chewy Price
($185.99/gl) Price per Unit
Autoship Price
  • Contains Live Feed

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

ASF SeaTest NO3- Nitrate Fish Aquarium Water Test Kit, 40 count

$17.25 Chewy Price
($0.44/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

ASF SeaTest pH Fish Aquarium Water Test Kit, 100 count

Rated 5 out of 5 stars
1
$10.53 Chewy Price
($0.11/ea) Price per Unit
$20.99 List Price
Autoship Price

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

Hydrospace PNS HomeGro Fish Aquarium Bacteria, Blue, 2.5-gal

$145.99 Chewy Price
($58.40/gl) Price per Unit
$150.99 List Price
Autoship Price
  • Contains Live Feed

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

ASF SeaTest PO4- Phosphate Fish Aquarium Water Test Kit, 40 count

$20.39 Chewy Price
($0.51/ea) Price per Unit
$27.99 List Price
Autoship Price

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

ASF SeaTest Ca2+ Calcium Fish Aquarium Water Test Kit, 40 count

Rated 3 out of 5 stars
1
$18.44 Chewy Price
($0.47/ea) Price per Unit
$27.99 List Price
Autoship Price

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

Category

Water Conditioner

Algaecide & Water Clarifier

Water Test Kits

Filtration Bacteria

Water Clarifiers

Save 5% on repeat deliveries

Water Test Type

Aquarium Type

Aquarium Concern

Brand

6 Brands are shown below

Fish Type

Deals & Savings

Price

Customer Rating