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Black Algaecide by Swim Clear
product #3311

Black Algaecide

by Swim Clear
List price: $41.99  
You save 24%


Keep your pool clear of black algae with Black Algaecide

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Product Details

Black Algaecide - 1 Quart by Swim Clear 

A black algae bloom will create one of the most difficult issues a pool owner will ever face. Black algae is extremely hard to eradicate when compared to other algae types, as it arrives with deep roots in the surfaces in and surrounding your pool. Eradicating black algae will cost both time and money to eradicate.This Super Concentrated Poly-Quat Algaecide is designed specifically to kill and prevent even the strongest trains of black algae so that the issue doesn't ruin your fun. 


  • Compatible with all chemicals
  • 60% Concentrated algaecide
  • Non Foaming
  • Reduces the amount of chlorine necessary for algae prevention
  • Low cost formula for algae prevention
  • Inital Dose - 24 oz. / 10,000 Gallons
  • Maintenance Dose - 4 oz / 10,000 Gallons weekly
  • Poor Dirctly into skimmer basket
  • Kills most forms of Algae>
  • Best for Killing Black Algae
  • Brush all visible algae off of liner prior to use


Swim Clear
Pool Chemicals:
  • Pool Algaecide

FedEx / ups Yes

Application Skimmer

Use Swimming Pools

Substitute Other Algaecide

Other Name Polyquat

Shelf Life No

Wait to Swim No

Maintenance 4oz / 10K gal


Start-Up 24oz / 10K gal

Function Kill / Prevent Algae

Shipping 1 Quart

Online Item Yes

In Store Item Yes

Videos & Resources

What is Black Algaecide?
Pool School with Mike the Pool Guy


Free Shipping

For online orders over $40 (before tax), shipping and handling is FREE. Orders that are under $40 will have a $5.99 shipping fee added. Most pool supplies ship via Fed Ex and delivery times within the Continental U.S range from 2-5 days. All orders received before noon will ship that SAME DAY.
Shipping Details & Conditions.



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