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BioGuard® Optimizer Plus - Algae Suppressant, Pool Water Softener
®. Guarding more than your pool.

Suppress & Prevents Algae, Boost Sanitizer Effectiveness, Soften Water

BioGuard Optimizer Plus, 8 lb

BioGaurd Optimizer Plus, 20 lb

BioGuard® Optimizer Plus
Pool owners are Amazed and Delighted by the diamond-like sparkle that appears in their pools. The long-lasting quality of Optimizer Plus also suppresses algae growth & cloudiness.

Optimizer Plus works in ALL Pools. Chlorine. Bromine. SoftSwim. Ionizers, Ozonators & chlorine generators

With Optimizer Plus, you get an EPA registered product that inhibits the ability of algae to grow & reproduce. Water Balance is made simpler.

An excellent additive for Swim Spas!

No Pre-mixing required!

The Optimizer Plus Advantages:

  • The Product Stays in the Pool. It won't evaporate. It isn't burned out by the sun.
  • Works with Chlorine, Bromine, Biguanide (Soft Swim® or Baquacil®), Mineral Salts & Purifiers such as Nature2
  • The Water Quality is enhanced. It's softer. Less eye & skin irritation.
  • Easier Maintenance. Less algae. Clearer water. Less Balancing of pH & other chemistry.
  • EPA Registered for Algae Suppression!
  • The Perfect supplement for Nature2 or Frog users
  • Proven to aid in preventing Pool Mold. Use in conjunction with AquaFinesse Pool Water Care Pucks & NaturCare Enzyme
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Click here to purchase SoftSwim, the Baquacil alternative, Pool Care Products!
Soft Swim

Click here to purchase BioGuard Mineral Springs Beginnings & Renewal
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Close Outs & Special Clearance Deals

What Our Customers tell us:

Chlorine/Bromine Pools: Virtual elimination of Algae plus soft water.

Salt/Chlorine Pools: Superior algae suppression without having to use algaecides plus even softer water.

SoftSwim/Baquacil Pools: Virtual elimination of Algae, White Water Mold & Pink slime and even softer water.

Everybody: It's worth the money & Optimizer Plus pays for itself!

Sorry, Not Available for use in California. 

Buy it Now:

8 lb bottle, $34.99


20 lb bucket, $59.99


Test Strips available below.
For POOL use only.  DO NOT use in spas or hot tubs.

To Use Optimizer Plus: Add 1 to 2 lb Optimizer Plus per 1,000 gals of pool water. Add 1/3 of dosage at a time. Always readjust pH to 7.4 - 7.6 and Total Alkalinity to 125 - 150 ppm (vinyl pools; 100 - 125 ppm gunite pools), using BioGuard® Lo 'n Slo pH Decreaser about 4 hours after dosing. Be sure to follow all label directions.

Works best at these levels: Chlorine/Bromine Pools: 30 - 50 ppm (parts per million)
®/Baquacil®/Biguanide Pools: 50 - 80 ppm

Optimizer Plus (Borate) Test Strips!
(Package of 25 Test Strips, Test Optimizer Plus level every 2 weeks. Optimizer Test Strips can also be used to check levels of Proteam® Supreme.)  Just $13.99 per Tube.


BizRate Customer Certified (GOLD) SiteNOTE:  Avoid physical contact with product.  Follow all safety information on label instructions.  Open ONLY in WELL VENTILATED AREAS.  Avoid breathing fumes.  Store in a cool, dry place.  Keep out of the reach of children.


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