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CrystalClear Biological Clarifier for Ponds

Warranty Information

  • Clears pond water with natural bacteria and enzymes. 100% fish & plant safe!
  • Seeds and maintains biological filters keeping your pond healthy and balanced.
  • Easy-to-follow instructions.
  • Concentrated formula, safe for all aquatic life.
  • Breaks down suspended dead debris.

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Free US shipping for orders $99 and over pond supplies and accessories

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Product Description

CrystalClear Biological Clarifier naturally clears water, removes odors and breaks down suspended dead debris and decaying leaves with billions of bacteria colonies and added enzymes. The natural bacteria enzymes seeds biological filters to maintain a healthy pond ecosystem.
The result is a cleaner pond, healthier fish, improved dissolved oxygen levels and reduced ammonia levels.
CrystalClear Biological Clarifier comes in easy to use water- soluble packets and can be used in ponds, fountains, bubblers and disappearing waterfall features.
Use when water temperatures are above 50°F.
Pond Size (Gallons) Biological Clarifier
Up to 1,000 1 Packet
Up to 2,000 2 Packets
Up to 4,000 4 Packets
Up to 8,000 8 Packets



Do not open packets. Add the appropriate number of water soluble packets using the dosage chart above, evenly dispersing them around your pond. Packets will dissolve when placed in the pond water.


Add CrystalClear® BioClarifier™ once every 1-2 weeks when water temperatures are above 50 °F for routine application.

If water clarity decreases between routine applications apply CrystalClear® BioClarifier™ at the prescribed rate up to every 3 days until desired results are achieved.

Usage Specs  96 Packets 300 Packets
Active Temp 50°F 50°F
Months of Treatment 4 4
Pond Size (gallons) 8,000 25,000
Shelf Life 3 Years  3 Years

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