







🌿 Clear water, happy fish — algae control that keeps your tank Insta-worthy!
API ALGAEFIX Algae Control is a fast-acting, biocide-based liquid treatment designed to eliminate green water algae blooms and string or hair algae in freshwater aquariums. Safe for fish and plants when dosed correctly, it requires treatment every three days until algae is controlled, then weekly maintenance dosing. This 8-ounce bottle offers precise dosing for tanks up to 80 gallons, reducing aquarium maintenance and enhancing water clarity, all backed by API’s 50+ years of aquatic care expertise.













| ASIN | B0006JDWFU |
| Allergen Information | Apple Free |
| Best Sellers Rank | 15,262 in Pet Supplies ( See Top 100 in Pet Supplies ) 187 in Aquarium Water Treatments |
| Brand | API |
| Brand Name | API |
| Country Of Origin | USA |
| Customer Reviews | 4.3 out of 5 stars 4,631 Reviews |
| Global Trade Identification Number | 00317163040874 |
| Item Form | Liquid |
| Item Type Name | Aquarium Algae Remover |
| Item Weight | 0.2 Pounds |
| Item form | Liquid |
| Item height | 6 inches |
| Item weight | 0.2 Pounds |
| Liquid Volume | 8 Fluid Ounces |
| Liquid volume | 8 Fluid Ounces |
| Manufacturer | Aquarium Pharmaceuticals |
| Pet Type | Fish |
| Target Species | Fish |
| UPC | 317163040874 |
| Unit Count | 12 Count |
C**.
Worked for me, but be careful with dosage
Worked a treat for me, I see a few negative comments but all I can say is make sure you follow the dosage. Remember if you have a 100l tank, you don't dose for a 100l tank. Remember to take into account your gravel, ornaments etc as that will reduce the capacity of water it holds. Therefore to be safe always slight under does, yes might take a little longer to get the effects you want, but it's far safer for the fish. It is very effective and provides outstanding water clarity. Therefore for me it's great value for money.
M**S
Great Product fast delivery
Great Product fast delivery
S**N
Will kill all your snails and shrimp.
This stuff will rid you of all algae including my"Black beard algae" yes it kills it, stops the spread BUT, it will change to a white ish hair and is very hard to remove but least it works, If you keep on using you will have no more alga... BUT please be aware it will KILL all your sanils and all your shrimp overnight total Wipeout just be aware and read all the instructions.
A**E
Brilliant Product
I've kept fish for 9 years now and had a bacteria bloom in my tank....I presumed too much natural light in the room where my tank is kept....however, this is where its always been?? Anyway did all the routine checks, water fine, do weekly water changes as I've always done. I know doing too many water changes can make the problem worse. I was a little sceptical at trying this product especially reading fish have died etc., but on reading up on this product thought I'd give it a go. I have 110 litre tank but just mixed 1.5ml of Algeafix into some tank water so basically 1/2 of recommended dose....OMG by the morning my tank is back to crystal clear again!!! Fish absolutely fine and do not have to repeat process 3days on as directed. It has definately worked for my fish tank but be very careful putting the recommended dose into the tank....start with 1/2 the recommended dose just to see if your fish are okay and maybe repeat the small dose again 3 days later if no better...but it worked miracles for my tank water and fast 👍
D**9
Good stuff
Great stuff. I use this when I top up the water in my 100l tank. I very rarely change the full volume of water.
J**L
Fish
This did nothing for my water treated then repeated 3 days later there was no difference at all .very disappointed as reviews I read all had positive results
M**E
Worked well
It worked amazingly well.Crystal clear water after a few hours of first dose & no problem with the fish in the aquarium.
A**R
Beard algae
Does what says on packaging
Trustpilot
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