90-Day Algae

Product Description

SeaKlear 90-Day Algae Prevention & Remover only requires application once every 3 months to control algae. After application of this product, SeaKlear promises your pool water will sparkle like never before. This product is effective against the likes of blue-green, black, and mustard algae. It is also formulated to be non-staining. 90-Day Algae Prevention & Remover is an excellent broad-spectrum algaecide with a long-term residual effect in the pool. It is based on a unique, low-dose organic copper complex, which is extremely effective and economical.

Product Dosage

Routine Maintenance:

16 fl oz per 10,000 gallons of water every 3 months.

Severe Algae Growth:

32 fl oz per 10,000 gallons of water.


  1. Maintain pool water in the pH range 7.2 to 7.8. Total alkalinity 80 ppm to 120 ppm. Adjust pH to 7.2 for severe algae.
  2. Ensure that filtration system is working properly.
  3. Brush pool regularly.
  4. Calculate the volume of SeaKlear 90-Day Algae Prevention & Remover required for your pool.
  5. Add the product directly to pool deep end preferably in front of water return. Dilute in a bucket of pool water when adding to pools with plaster finishes.

SeaKlear 90-Day Algae Prevention & Remover must be used along with adequate levels of EPA registered sanitizers to control bacteria.


Copper Sulfate Pentahydrate: 11.8%, Copper as Elemental: 3%, Other Ingredients: 88.2%