Customer Reviews

Rating: 4.4 of 5 stars 166 Reviews 166 Reviews 4.5 out of 5 Stars

90% Recommend

90% of reviewersrecommend this product

Rating: 4.4 of 5 stars 4.5 / 5

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AA Aquarium Green Killing Machine Internal UV System

AA Aquarium Green Killing Machine Internal UV System

  • Most Helpful Positive Review

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    Worth Every Penny

    By Jesse on Nov 30, 2021

    This product is amazing. It took a week but my water cleared up almost completely without any water changes. My planted tank is near several windows, and when my wife decided to use those windows for plants, the sunlight caused multiple algae blooms. Before buying this product I attempted several 50 This product is amazing. It took a week but my water cleared up almost completely without any water changes. My planted tank is near several windows, and when my wife decided to use those windows for plants, the sunlight caused multiple algae blooms. Before buying this product I attempted several 50 percent water changes a week as well as using water clarifier products. This basically handled all of the algae with none of the work. Pictures included. … more

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  • Most Helpful Critical Review

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    Hasn’t helped yet and it’s day 5..

    By Selkobence on Nov 22, 2021

    I don’t know how long it’s supposed to take- though the box info says it shouldn’t take this long- this uv system hasn’t done any good for our tank thus far. It’s just as cloudy and just as green on day 5. The light is on and the machine is running and unclogged (I keep checking the small sponge filter I don’t know how long it’s supposed to take- though the box info says it shouldn’t take this long- this uv system hasn’t done any good for our tank thus far. It’s just as cloudy and just as green on day 5. The light is on and the machine is running and unclogged (I keep checking the small sponge filter). Pretty disappointed. … more

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