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Quantity
1
One time purchase
$27.99
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$25.19$27.99
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Contains natural minerals that react with the water and help kill algae and bacteria. Just drop it right on the bottom of your tank to help keep your water crystal clear and prolong the life of your filter!
Reviews
4.7
11 ratings
5
4
3
2
1
Easy to use!
Great for helping me keep my Stoic 2.0's water clean and clear!
C
Cody · April 24, 2026
Absolute best in keeping our renu tub and water clean!
