Do not use in tanks with live plants, snails or other invertebrates. Remove carbon from filter during use. Use one tablet for each ten gallons (40L) of aquarium water. Repeat treatment when algae growth begins to appear. Note: Not for use in soft and/or acid water with low alkalinity. For best results, if algae is already present on sides of aquarium, wipe clean before treating.
Tetra No More Algae Fizz Tabs, Pack of 8 Tablets
Size: 1.38 oz.
Gallons Treated: Treats up to 80 gallons
Pack Size: Pack of 8 tablets
Active ingredients: copper sulfate pentahydrate, diuron.