When you buy through our links, we may earn a commission. Learn more ›
Wiki Shopping

Aquarium Water Treatment

15 aquarium water treatment from API, Aquaneat, Yiffer and more.

Recommended Aquarium Water Treatment

Crystalpro

Aquarium Water Treatments

+Treats up to 660 gallons per bottle
+Neutralizes chlorine and ammonia
+Stated as safe for turtles and amphibians
−Small 4.22 oz bottle
No price recorded yet.
API

Aquarium Water Treatments, White

+Treats aquarium tap water for fish use
+Comes in a 64-ounce bottle
+White bottle for easy identification on shelves
No price recorded yet.
Tank Pals

Aquarium Water Treatments, Purple

+Treats cloudy water in freshwater and saltwater tanks
+Rated for a 10 gallon tank
+Safe for fish and plants
No price recorded yet.
Kordon

Aquarium Water Treatments, Clear

+Detoxifies ammonia, nitrite, nitrate, and chlorine
+Instant action on water for quick treatment
+16 oz bottle for extended use
No price recorded yet.
EcoBio-Block

Aquarium Water Treatments

+Volcanic rock design lasts up to 2 years
+No weekly additives needed
+Suited to 3 to 8 gallon tanks
−Listed for tanks up to 8 gallons only
No price recorded yet.
Aqueon

Aquarium Water Treatments

+Clarifies cloudy aquarium water
+Treats 4-ounce bottle for smaller tanks
+Binds some substances in the water
No price recorded yet.
Aqueon

Aquarium Water Treatments

+Neutralizes chlorine in tap water
+Treats water for aquarium tanks
+8-ounce bottle size for regular use
No price recorded yet.
Aqueon

Aquarium Water Treatments

+Two-pack gives two bottles in one purchase
+Dechlorinates water for betta bowls
+Conditions water for small fish containers
No price recorded yet.
Aquatic Experts

Aquarium Water Treatments

+250ml bottle size for smaller dosing needs
+Made in USA according to the product name
+Clears cloudy water in freshwater aquariums
No price recorded yet.
API

Aquarium Water Treatments

+Detoxifies ammonia in freshwater and saltwater tanks
+16-ounce bottle for routine tank dosing
No price recorded yet.

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.