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Pool Algaecides & Water Clarifiers

68 products
Silver Algaedyn Silver Algaedyn Pool Algaecide, 1 Gallon | 47-612G47-612G
$169.99$179.99
In stock
EasyCare EasyCare Startup-Tec Pool Treatment | 64oz | 7006470064
$47.04$49.99
In stock
United Chemicals United Chemical Yellow Treat2 Mustard Algicide | 5 oz | YT-P71YT-P71
$5.99$9.99
In stock
United Chemicals United Chemicals Swamp Treat Algae Eliminator | 1 lb | SWAM-C12SWAM-C12
$24.99$29.99
In stock
United Chemicals United Chemical Yellow Treat2 Mustard Algicide | 2lbs | YT2-C12YT2-C12
$21.99$26.99
In stock
Clearview Clearview 90 Day Algae Treat | 32 oz | CVLATQT12CVLATQT12
$19.99$25.99
In stock
Clearview Clearview Poly Power 60 Algaecide | 32 oz | CVLPPQT12CVLPPQT12
$24.99$29.99
In stock
Clearview Clearview Copper Strike Algaecide | 1 Gallon | CVLCS1G4CVLCS1G4
$69.99$79.99
In stock
PristineBlue PristineBlue Algaecide & Bactericide | 64oz | 1277512775
$71.49$79.99
In stock
HASA HASA Algi Control Concentrate | 32oz | 7212172121
$19.99$24.99
In stock
Bio-Dex Bio-Dex Phosphate Remover Plus | 32oz | PHOS+QTPHOS+QT
$59.99$69.99
In stock
Coral Seas Coral Seas Yellow Out Algaecide | 2lb | 17612COR17612COR
$16.99$25.99
In stock

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Explore our Pool Algaecides & Water Clarifiers for reliable in-store solutions to treat algae, clarify water, and maintain crystal-clear pool and spa conditions.

For tough infestations, the Silver Algaedyn Algae Remover Algaecide targets green, mustard, and black algae in a concentrated 1-gallon formula.

Protect your pool from recurring algae with the Poolife AlgaeKill II, a copper-based algaecide available in a 1 qt size.

Add sparkle to your water and improve filter performance using the Bio-Dex Sunshine Sparkle Brite Clarifier in a 32 oz bottle.

The Hasa Algi-Ban Granular Trichlor offers direct treatment for black algae in a 5 lb pail for aggressive spot applications.

For decorative features, the EasyCare FounTec Fountain Algaecide & Clarifier treats algae while keeping fountain water clean and clear.

Use the Eeziblue Monthly Algaecide & Water Clarifier for easy once-a-month pool care in a 14 oz size.

Clarify spa water quickly and safely with the HASA Hi-Temp Eco-Safe Spa Clarifier, designed for high-heat environments in a 32 oz bottle.

All algaecide and clarifier treatments in this collection are available in-store at affordable pricing with trusted formulas for pools and spas.