AlgaeOff Granular Algaecide by CrystalClear - 25 lb
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Algae-Off Granular Algaecide by CrystalClear - 25 lb

String Algae Remover

CrystalClear AlgaeOff utilizes the latest in oxygen technology to remove string algae quickly and efficiently.
CrystalClear AlgaeOff is an EPA registered, granular algaecide that works in seconds, adds oxygen to the pond, removes odor and is the only water treatment product on the market with a money back guarantee.

  • Immediately Removes String Algae
  • Works On Contact
  • Money Back Manufacturer Guarantee
  • EPA Registered Algaecide

CrystalClear AlgaeOff Dosage Rates
Surface Area
(In Square Feet)
(As Needed)
25 – 50 Square Feet 1/4 cup
51 – 100 Square Feet 1/2 cup
101 – 150 Square Feet 3/4 cup
151 – 200 Square Feet 1 cup
201 – 250 Square Feet 1-1/2 cups

When To Use AlgaeOff

CrystalClear AlgaeOff can be used as needed. For best results use when algae is actively growing.

How To Use AlgaeOff

Turn off water pumps and fountains before applying CrystalClear AlgaeOff. Apply granulars directly on to damp, infested areas. Let it set for 15-20 minutes before turning on pumps. Remove any debris after treatment and wait at least 48 hours if second treatment is required.

For liquid applications, please follow all label instructions. Due to solubility, AlgaeOff is not as effective with this application method.

State Restrictions

CrystalClear AlgaeOff cannot be shipped to Alaska, California, Hawaii, Puerto Rico or Canada


Product Downloads:

AlgaeOff MSDS

AlgaeOff Product Label - 25 lb


 CQ:  3


  • Item #: CC074-25
  • Manufacturer: AirMax
  • Manufacturer's Product Number: CC074-25

AlgaeOff Granular Algaecide by CrystalClear - 25 lb

Price: $199.98
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