CrystalClear KnockOut Plus

$16.99
This item is eligible for FREE shipping on orders over $200
SKU: CC/136-16

CrystalClear KnockOut Plus is an all-natural, fish treatment that eliminates Plus prevents external single-celled parasites or fungal infections. KnockOut Plus works extremely well with pond fish species such as koi and goldfish and unlike most fish treatments, there is no need to remove your filters before treatment. Furthermore, when used routinely, KnockOut Plus works as a strong preventative treatment. Use anytime new fish are added, during pond clean-outs, during spring start-up or any time fish are stressed. KnockOut Plus is a broad spectrum treatment for a variety of parasites including ichthyophthirius (Ick), sporozoan parasite, dinoflagellate infections as well as fungi such as saprolegnia, achlya, leptomitus and pythium. May be used with most invertebrates including snails. 1 oz will treat up to 60 gallons, apply daily for 7 days.

16 oz

7 Day Fish Treatment
Remedies Ick, Fungal Infections & Single-Celled Parasites
All Natural, Safe for Fish Plants & The Pond's Ecosystem
Prevents Future Infections
16 Ounce Bottle Treats 120 Gallons For Up To 7 Days

1 gal

  • 7 Day Fish Treatment
  • Remedies Ick, Fungal Infections & Single-Celled Parasites
  • All Natural, Safe for Fish Plants & The Pond's Ecosystem
  • Prevents Future Infections
  • 1 Gallon Treats 1,000 Gallons For Up To 7 Days
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    Attention Marquis Gardens Family!

    We would like to express our appreciation for all of your support. Thank you for the opportunity to supply your pond needs.

    We are open and operational!

    We have taken extraordinary measures to protect our entire staff during this uncertain time. All employees able to work from home are now doing so. Warehouse staff is limited to essential personnel and taking all recommended protective measures.

    Our team fully understands that you require certain products and items to ensure the health and safety of your pond pets and we are committed to getting you those products.

    Again, thank you very much for your business!