Fish Conditioner(291)
Uses item details. Price when purchased online
Fish Pond Water Conditioner - Convert tap water to fish-friendly pond water - AquaDoc Pond Supplies $33.99
Sponsored
$3399
current price $33.99Fish Pond Water Conditioner - Convert tap water to fish-friendly pond water - AquaDoc Pond Supplies
44.8 out of 5 Stars. 4 reviews
Tank Pals: Cletus The Water Conditioning Clam - 1 Pack, Blue - Fish Tank & Aquarium Water Preparation, Chlorine Neutralizer & Heavy Metal Filtration From $9.09
Sponsored
From$909
Tank Pals: Cletus The Water Conditioning Clam - 1 Pack, Blue - Fish Tank & Aquarium Water Preparation, Chlorine Neutralizer & Heavy Metal Filtration
24 out of 5 Stars. 2 reviews
Zoo Med ReptiSafe Instant Terrarium Water Conditioner 64 oz $36.20
Sponsored
$3620
current price $36.20Zoo Med ReptiSafe Instant Terrarium Water Conditioner 64 oz
Tank Pals: Clarence the Clarifier Fish - 1 pk, Orange - Aquarium Treatment, Clear Cloudy Fresh-Saltwater, Fish-Plant Safe, 10gal Tank Maintenance Each From $9.09
Sponsored
From$909
Tank Pals: Clarence the Clarifier Fish - 1 pk, Orange - Aquarium Treatment, Clear Cloudy Fresh-Saltwater, Fish-Plant Safe, 10gal Tank Maintenance Each
714.3 out of 5 Stars. 71 reviews
100+ bought since yesterday Tetra AquaSafe Aquarium Water Conditioner, Makes Tap Water Safe, 3.3 oz. From $5.52
3 options
Available in additional 3 optionsFrom$552
Tetra AquaSafe Aquarium Water Conditioner, Makes Tap Water Safe, 3.3 oz.
6024.7 out of 5 Stars. 602 reviews
100+ bought since yesterday Tetra AquaSafe Fish Tank Aquarium Water Conditioner, 8.45-Ounce From $9.32
4 options
Available in additional 4 optionsFrom$932
Tetra AquaSafe Fish Tank Aquarium Water Conditioner, 8.45-Ounce
5814.8 out of 5 Stars. 581 reviews
50+ bought since yesterday Tetra BettaSafe Aquarium Water Conditioner for Bettas, 1.69 oz From $5.52
4 options
Available in additional 4 optionsFrom$552
Tetra BettaSafe Aquarium Water Conditioner for Bettas, 1.69 oz
2614.6 out of 5 Stars. 261 reviews
Best seller Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 3.38 oz From $6.27
4 options
Available in additional 4 optionsFrom$627
Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 3.38 oz
2344.1 out of 5 Stars. 234 reviews
Aqueon Aquarium Water Conditioner Bottle 16 Fluid Ounces $11.49 Was $13.29 71.8 ¢/fl oz
Now$1149
current price Now $11.49, Was $13.29$13.29
71.8 ¢/fl oz
Aqueon Aquarium Water Conditioner Bottle 16 Fluid Ounces
844.8 out of 5 Stars. 84 reviews
Best seller Tetra AquaSafe Aquarium Water Conditioner, Makes Tap Water Safe, Treats 500 Gallons,16.9 oz. From $15.57
4 options
Available in additional 4 optionsFrom$1557
Tetra AquaSafe Aquarium Water Conditioner, Makes Tap Water Safe, Treats 500 Gallons,16.9 oz.
4314.8 out of 5 Stars. 431 reviews
Fritz Aquatics 805107 16 oz MaxOut Pro Saltwater $25.59 Was $28.99
Sponsored
Now$2559
current price Now $25.59, Was $28.99$28.99
Fritz Aquatics 805107 16 oz MaxOut Pro Saltwater
API Stress Coat Water Conditioner & Dechlorinator, 8 fl oz - Makes Tap Water Safe for Freshwater, & Saltwater Aquariums From $10.52
4 options
Available in additional 4 optionsFrom$1052
API Stress Coat Water Conditioner & Dechlorinator, 8 fl oz - Makes Tap Water Safe for Freshwater, & Saltwater Aquariums
2134.8 out of 5 Stars. 213 reviews
API Tap Water Conditioner, Aquarium Water Conditioner, 4 oz $11.75
$1175
current price $11.75API Tap Water Conditioner, Aquarium Water Conditioner, 4 oz
914.8 out of 5 Stars. 91 reviews
Aqueon Betta Bowl Plus Water Conditioner 4 Ounces
Aqueon Betta Bowl Plus Water Conditioner 4 Ounces
384.7 out of 5 Stars. 38 reviews
AQUARIAN Stress Barrier From $8.98
3 options
Available in additional 3 optionsFrom$898
AQUARIAN Stress Barrier
444.8 out of 5 Stars. 44 reviews
Best seller Tetra Fauna AquaSafe Water Conditioner for Reptiles & Amphibians, Makes Tap Water Safe, 3.08 oz. From $5.52
4 options
Available in additional 4 optionsFrom$552
Tetra Fauna AquaSafe Water Conditioner for Reptiles & Amphibians, Makes Tap Water Safe, 3.08 oz.
1834.6 out of 5 Stars. 183 reviews
Tetra AquaSafe, Aquarium Water Conditioner, Makes Tap Water Safe, 3.38 oz. $6.32 73.1 ¢/ea
$632
current price $6.3273.1 ¢/ea
Tetra AquaSafe, Aquarium Water Conditioner, Makes Tap Water Safe, 3.38 oz.
174.5 out of 5 Stars. 17 reviews
API TAP WATER CONDITIONER, 16 OZ From $12.98
2 options
Available in additional 2 optionsFrom$1298
API TAP WATER CONDITIONER, 16 OZ
1454.8 out of 5 Stars. 145 reviews
Aqueon AquaPacs Water Conditioner 4-Pack From $7.95
3 options
Available in additional 3 optionsFrom$795
Aqueon AquaPacs Water Conditioner 4-Pack
534.5 out of 5 Stars. 53 reviews
Best seller Tetra SafeStart, Cycles Water in Newly Set up Aquariums, 3.38 oz. From $8.42
4 options
Available in additional 4 optionsFrom$842
Tetra SafeStart, Cycles Water in Newly Set up Aquariums, 3.38 oz.
1314.5 out of 5 Stars. 131 reviews
API Aqua Essential All-in-One Concentrated Water Conditioner
3 options
Available in additional 3 optionsAPI Aqua Essential All-in-One Concentrated Water Conditioner
124.2 out of 5 Stars. 12 reviews
Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 8.45 oz From $9.17
4 options
Available in additional 4 optionsFrom$917
Tetra EasyBalance pH and Alkalinity Regulator Aquarium Water Conditioner, 8.45 oz
1494.5 out of 5 Stars. 149 reviews
(3 pack) Tetra AquaSafe Aquarium Water Conditioner, Makes Tap Water Safe, 3.3 oz.
(3 pack) Tetra AquaSafe Aquarium Water Conditioner, Makes Tap Water Safe, 3.3 oz.
API Betta Water Conditioner, Betta Fish Freshwater Aquarium Water Conditioner, 1.7 oz $7.26 Was $9.20
Now$726
current price Now $7.26, Was $9.20$9.20
API Betta Water Conditioner, Betta Fish Freshwater Aquarium Water Conditioner, 1.7 oz
124.8 out of 5 Stars. 12 reviews
API Stress Coat Water Conditioner & Dechlorinator, 4 fl oz - Makes Tap Water Safe for Freshwater & Saltwater Aquariums
API Stress Coat Water Conditioner & Dechlorinator, 4 fl oz - Makes Tap Water Safe for Freshwater & Saltwater Aquariums
1274.8 out of 5 Stars. 127 reviews
API Goldfish Protect, Aquarium Water Conditioner, 4 oz $10.00
$1000
current price $10.00API Goldfish Protect, Aquarium Water Conditioner, 4 oz
35 out of 5 Stars. 3 reviews
API Stress Coat, Aquarium Water Conditioner, 64 oz $26.93 Was $32.82
Now$2693
current price Now $26.93, Was $32.82$32.82
API Stress Coat, Aquarium Water Conditioner, 64 oz
1134.8 out of 5 Stars. 113 reviews
Seachem Prime Fish & Aquatic Life Marine & Freshwater Treatment, 8.5 fl oz $12.05 Was $20.74
Now$1205
current price Now $12.05, Was $20.74$20.74
Seachem Prime Fish & Aquatic Life Marine & Freshwater Treatment, 8.5 fl oz
654.8 out of 5 Stars. 65 reviews
Tetra Aquasafe Plus Water Conditioner 16.9oz $17.27 $1.24/ea
$1727
current price $17.27$1.24/ea
Tetra Aquasafe Plus Water Conditioner 16.9oz
1834.7 out of 5 Stars. 183 reviews
API Tap Water Conditioner, Aquarium Water Conditioner, 1.25 oz $10.00
$1000
current price $10.00API Tap Water Conditioner, Aquarium Water Conditioner, 1.25 oz
854.8 out of 5 Stars. 85 reviews
Tetra 19514 ReptoGuard Water Conditioner Block $5.99 $54.46/lb
$599
current price $5.99$54.46/lb
Tetra 19514 ReptoGuard Water Conditioner Block
604.5 out of 5 Stars. 60 reviews
API Stress Coat Marine Fish & Tap Water Conditioner, 16 oz (Treats 948 Gallons)
2 options
Available in additional 2 optionsAPI Stress Coat Marine Fish & Tap Water Conditioner, 16 oz (Treats 948 Gallons)
74.9 out of 5 Stars. 7 reviews
API Stress Coat + Fish and Tap Water Conditioner - Aquarium Water Enhancer Fish Health Booster
API Stress Coat + Fish and Tap Water Conditioner - Aquarium Water Enhancer Fish Health Booster
1054.7 out of 5 Stars. 105 reviews
Prime100 mL / 3.4 fl. oz. $8.33
$833
current price $8.33Prime100 mL / 3.4 fl. oz.
234.9 out of 5 Stars. 23 reviews
Fish Pond Water Conditioner - Convert tap water to fish-friendly pond water - AquaDoc Pond Supplies $33.99
$3399
current price $33.99Fish Pond Water Conditioner - Convert tap water to fish-friendly pond water - AquaDoc Pond Supplies
44.8 out of 5 Stars. 4 reviews
Zilla Turtle Miracle Ball, Aquarium Water Conditioner, Up to 50 Gallons From $11.69
4 options
Available in additional 4 optionsFrom$1169
Zilla Turtle Miracle Ball, Aquarium Water Conditioner, Up to 50 Gallons
834.3 out of 5 Stars. 83 reviews
Fast-Acting Aquarium Water Clarifier, 2026 Aquarium Water Conditioner Clarifier, Liquid State Clarifying Agent,Clears Cloudy Fish Tank, Liquid State Clarifying Agent, Safe & Gentle Formula $4.99 Was $10.13
Now$499
current price Now $4.99, Was $10.13$10.13
Fast-Acting Aquarium Water Clarifier, 2026 Aquarium Water Conditioner Clarifier, Liquid State Clarifying Agent,Clears Cloudy Fish Tank, Liquid State Clarifying Agent, Safe & Gentle Formula
API Goldfish Care Pack, Aquarium Water Conditioner, 1.25 oz $11.06
$1106
current price $11.06API Goldfish Care Pack, Aquarium Water Conditioner, 1.25 oz
123.6 out of 5 Stars. 12 reviews
API Tap Water Conditioner, Aquarium Water Conditioner, 32 oz $19.99
$1999
current price $19.99API Tap Water Conditioner, Aquarium Water Conditioner, 32 oz
1154.7 out of 5 Stars. 115 reviews
Activ Beta by Natures Ocean, Instant Water for Betta and All Fresh Water Fish- BIO ACTIV Live AQUEOUS Solution- 1 Gallon $21.99
$2199
current price $21.99Activ Beta by Natures Ocean, Instant Water for Betta and All Fresh Water Fish- BIO ACTIV Live AQUEOUS Solution- 1 Gallon
65 out of 5 Stars. 6 reviews
Seachem Prime Water Conditioner F/W &S/W [Aquarium, Ammonia Removers] 250 ml (8.5 oz) $29.98
![Seachem Prime Water Conditioner F/W &S/W [Aquarium, Ammonia Removers] 250 ml (8.5 oz)](https://i5.walmartimages.com/seo/Seachem-Prime-Water-Conditioner-F-W-S-W-Aquarium-Ammonia-Removers-250-ml-8-5-oz_09c2d820-4dcb-4688-9cce-9ee2907557b6.d0fea3b7bc15916665d4584a207079ba.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$2998
current price $29.98Seachem Prime Water Conditioner F/W &S/W [Aquarium, Ammonia Removers] 250 ml (8.5 oz)
Fritz Complete Water Conditioner Fresh/Saltwater Aquariums 8oz. $12.99
$1299
current price $12.99Fritz Complete Water Conditioner Fresh/Saltwater Aquariums 8oz.
24.5 out of 5 Stars. 2 reviews
Essential Pet Products FR47515 16 oz Fritz Aquatics Complete Full Spectrum Water Conditioner From $10.59
4 options
Available in additional 4 optionsFrom$1059
Essential Pet Products FR47515 16 oz Fritz Aquatics Complete Full Spectrum Water Conditioner
25 out of 5 Stars. 2 reviews
Tetra Pond Start Water Conditioner Safe for Ornamental Pond Fish and Plants, 8 oz From $8.52
4 options
Available in additional 4 optionsFrom$852
Tetra Pond Start Water Conditioner Safe for Ornamental Pond Fish and Plants, 8 oz
144.6 out of 5 Stars. 14 reviews
SPLENDID BETTA COMPLETE WATER CONDITIONER Water Conditioner 1.25-Ounce Bottle $8.52
$852
current price $8.52SPLENDID BETTA COMPLETE WATER CONDITIONER Water Conditioner 1.25-Ounce Bottle
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![Seachem Prime Water Conditioner F/W &S/W [Aquarium, Ammonia Removers] 500 ml (16.9 oz)](https://i5.walmartimages.com/seo/Seachem-Prime-Water-Conditioner-F-W-S-W-Aquarium-Ammonia-Removers-500-ml-16-9-oz_6ea567fb-c9c7-4ad2-9f5c-03e1832d2daa.93a54edaa3849744e821151732d9e432.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Seachem Prime Water Conditioner F/W &S/W [Aquarium, Ammonia Removers] 500 ml (16.9 oz)$35.83current price $35.83Tank Pals: Clarence the Clarifier Fish - 2 pk, Purple-Orange - Aquarium Treatment, Clear Cloudy Fresh-Saltwater, Fish Safe, 10gal Tank Maintenance Ea
Tank Pals: Clarence the Clarifier Fish - 2 pk, Purple-Orange - Aquarium Treatment, Clear Cloudy Fresh-Saltwater, Fish Safe, 10gal Tank Maintenance Ea$13.29current price $13.29Seachem Prime Water Conditioner F/W &S/W [Aquarium, Ammonia Removers] 250 ml (8.5 oz)
Seachem Prime Water Conditioner F/W &S/W [Aquarium, Ammonia Removers] 250 ml (8.5 oz)$29.98current price $29.98For API Stress Coat + Fish and Tap Water Conditioner Cover ,Xpm Phone Case [ ]
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For API Stress Coat + Fish and Tap Water Conditioner Cover ,Xpm Phone Case [ ]$97.10current price $97.10Aqueon Ammonia Neutralizer for Freshwater and Saltwater Aquariums [Aquarium Bio Additives, Aquarium Water Conditioners, Aquarium Supplies] 24 oz (6 x 4 oz)
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Aqueon Ammonia Neutralizer for Freshwater and Saltwater Aquariums [Aquarium Bio Additives, Aquarium Water Conditioners, Aquarium Supplies] 24 oz (6 x 4 oz)$79.99current price $79.99API Algaefix Algae Control Solution, 8 fl oz - For Freshwater & Planted Aquariums
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