CrystalClear<sup>®</sup> Biological Clarifier<sup>™</sup>

CrystalClear® Biological Clarifier

  • Keeps Ponds Healthy & Balanced
  • Breaks Down Suspended Dead Debris
  • Boosts Biological Filters

CrystalClear® Biological Clarifier™ naturally removes and controls sludge, odor, grime, debris and decaying leaves. Biological Clarifier™ is designed with billions of bacteria colonies and 6 added enzymes. The result is a cleaner pond, healthier fish, improved dissolved oxygen levels and reduced ammonia levels.

CrystalClear® Biological Clarifier™

Tech Specs

Usage Information

6 Packets
CrystalClear Biological Clarifier 12 Packets
12 Packets
CrystalClear Biological Clarifier 24 Packets
24 Packets
CrystalClear Biological Clarifier 96 Packets
96 Packets
CrystalClear Biological Clarifier 300 Packets
300 Packets
Application Packet Packet Packet Packet Packet
Active Temp 50°F 50°F 50°F 50°F 50°F
Months of Treatment 2 4 4 4 4
Pond Size 1,000 1,000 2,000 8,000 25,000
Shelf Life 3 Years 3 Years 3 Years 3 Years 3 Years

Dosage Rates

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

How To Apply

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.

When To Apply

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

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


When used in accordance with label directions CrystalClear® Biological Clarifier™ is completely safe for fish, plants, pets and pond wildlife.


Replacement Parts

Here are the replacement parts for CrystalClear ® Biological Clarifier ™ .

Weeds Treated

The first step towards effectively treating any pond weed is proper identification. CrystalClear® Biological Clarifier is recommended for use against each of the weeds listed below. Click on your desired weed for more information and alternate control options.

Customers Also Purchased