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10 bestAlgaecidesof December 2025

112M consumers helped this year.

1

Chemtex Pool Cide | Swimming Pool Water Algaecide | Removes Green, Black, Mustard Algae (5L)
Chemtex Pool Cide | Swimming Pool Water Algaecide | Removes Green, Black, Mustard Algae (5L)

Chemtex

9.8

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2

Applied Biochemists 38005901015 76513 Cutrine-Plus Professional Strength Aquatic Algaecide, 1 gal
Applied Biochemists 38005901015 76513 Cutrine-Plus Professional Strength Aquatic Algaecide, 1 gal

APPLIED BIOCHEMISTS

9.6

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3

Crystal Blue Copper Sulfate Algaecide - Aquatic Grade Granular Pond Algae Control - 5 lbs
Crystal Blue Copper Sulfate Algaecide - Aquatic Grade Granular Pond Algae Control - 5 lbs

Crystal Blue

9.4

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4

Life Spectrum AlgaeMax Regular 150g (Naturox Series)
Life Spectrum AlgaeMax Regular 150g (Naturox Series)

New Life Spectrum

9.1

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5

TetraPond 77189 Algae Control Treatment, 33.8-Ounce, 1-Liter
TetraPond 77189 Algae Control Treatment, 33.8-Ounce, 1-Liter

Tetra Pond

8.9

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6

API Algaefix Algae Control (16 oz)
API Algaefix Algae Control (16 oz)

API

8.6

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7

Haxon Swimming Pool Pond, Spa, Fountain Algaecide/algicide Cleaner (5 Liters)
Haxon Swimming Pool Pond, Spa, Fountain Algaecide/algicide Cleaner (5 Liters)

HAXON

8.3

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8

ZYAX Chloro Maxx 90 5kg � TCCA 90 Chlorine Granules for Pool Water Treatment
ZYAX Chloro Maxx 90 5kg � TCCA 90 Chlorine Granules for Pool Water Treatment

ZYAX

8.0

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9

Chemtex Pool Cide | Swimming Pool Water Algaecide | Removes Green, Black, Mustard Algae (1L)
Chemtex Pool Cide | Swimming Pool Water Algaecide | Removes Green, Black, Mustard Algae (1L)

Chemtex

7.8

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10

Microbe-Lift Algaway 5.4 SW/FW
Microbe-Lift Algaway 5.4 SW/FW

MICROBE-LIFT

7.5

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