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  • Pool Algaecides

Collection: Pool Algaecides

Prevent and treat green, yellow and black algae with algaecides for every pool type. Shop preventive formulas and fast-acting treatments from GLB, Pool Breeze, Applied Biochemists, AlgaeShield, Natural Chemistry and Coral Seas.

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  • Pool Breeze Black AlgiKill 88551 – 2 lbs – Targeted Black Algae Treatment – with My Garden Pool 7 in 1 Test Strips & Scum

    Pool Breeze Black AlgiKill 88551 – 2 lbs – Targeted Black Algae Treatment – with My Garden Pool 7 in 1 Test Strips & Scum Socks

    Sale

    Pool Breeze Black AlgiKill 88551 – 2 lbs – Targeted Black Algae Treatment – with My Garden Pool 7 in 1 Test Strips & Scum Socks

    Vendor:
    Pool Breeze
    Regular price $23.99
    Sale price $23.99 Regular price $25.99
    Unit price /  per 
    Sale
  • Pool Breeze Algicide 88580 – 32 oz – Effective Pool Algae Prevention – with My Garden Pool 7 in 1 Test Strips & Scum Socks

    Pool Breeze Algicide 88580 – 32 oz – Effective Pool Algae Prevention – with My Garden Pool 7 in 1 Test Strips & Scum Socks

    Sale

    Pool Breeze Algicide 88580 – 32 oz – Effective Pool Algae Prevention – with My Garden Pool 7 in 1 Test Strips & Scum Socks

    Vendor:
    Pool Breeze
    Regular price $25.99
    Sale price $25.99 Regular price $27.99
    Unit price /  per 
    Sale
  • Pool Breeze Defender Algaecide – 32 oz – Polyquat Non-Foaming Formula – Includes Scum Socks & Test Strips

    Pool Breeze Defender Algaecide – 32 oz – Polyquat Non-Foaming Formula – Includes Scum Socks & Test Strips

    Sale

    Pool Breeze Defender Algaecide – 32 oz – Polyquat Non-Foaming Formula – Includes Scum Socks & Test Strips

    Vendor:
    Pool Breeze
    Regular price $43.99
    Sale price $43.99 Regular price $46.37
    Unit price /  per 
    Sale
  • Pool Breeze Super Algikill – 32 oz – 7.4% Copper Algaecide – Powerful Weekly Algae Control – Includes Scum Socks & Test

    Pool Breeze Super Algikill – 32 oz – 7.4% Copper Algaecide – Powerful Weekly Algae Control – Includes Scum Socks & Test Strips

    Sale

    Pool Breeze Super Algikill – 32 oz – 7.4% Copper Algaecide – Powerful Weekly Algae Control – Includes Scum Socks & Test Strips

    Vendor:
    Pool Breeze
    Regular price $31.99
    Sale price $31.99 Regular price $34.00
    Unit price /  per 
    Sale
  • Pool Breeze Opticide Copper Algaecide – 32 oz – Long-Lasting Algae Prevention – Includes Scum Socks & Test Strips

    Pool Breeze Opticide Copper Algaecide – 32 oz – Long-Lasting Algae Prevention – Includes Scum Socks & Test Strips

    Sale

    Pool Breeze Opticide Copper Algaecide – 32 oz – Long-Lasting Algae Prevention – Includes Scum Socks & Test Strips

    Vendor:
    Pool Breeze
    Regular price $26.99
    Sale price $26.99 Regular price $28.50
    Unit price /  per 
    Sale
  • Pool Breeze Phosphate Remover – 32 oz – Controls Algae Growth – Includes Scum Socks & Test Strips

    Pool Breeze Phosphate Remover – 32 oz – Controls Algae Growth – Includes Scum Socks & Test Strips

    Pool Breeze Phosphate Remover – 32 oz – Controls Algae Growth – Includes Scum Socks & Test Strips

    Vendor:
    Pool Breeze
    Regular price $27.99
    Sale price $27.99 Regular price
    Unit price /  per 
  • Pool Breeze Algaecide 60 – 32 oz Bottle – Non-Foaming Algae Control – Includes Scum Socks & Test Strips

    Pool Breeze Algaecide 60 – 32 oz Bottle – Non-Foaming Algae Control – Includes Scum Socks & Test Strips

    Sale

    Pool Breeze Algaecide 60 – 32 oz Bottle – Non-Foaming Algae Control – Includes Scum Socks & Test Strips

    Vendor:
    Pool Breeze
    Regular price $23.99
    Sale price $23.99 Regular price $25.99
    Unit price /  per 
    Sale
  • GLB Aqua Silk Algaecide 32 fl oz – Chlorine-Free Algae Protection – Gentle and Effective Formula – Includes 2 Scum Socks and

    GLB Aqua Silk Algaecide 32 fl oz – Chlorine-Free Algae Protection – Gentle and Effective Formula – Includes 2 Scum Socks and 7-in-1 Test Strips

    Sale

    GLB Aqua Silk Algaecide 32 fl oz – Chlorine-Free Algae Protection – Gentle and Effective Formula – Includes 2 Scum Socks and 7-in-1 Test Strips

    Vendor:
    GLB
    Regular price $25.99
    Sale price $25.99 Regular price $27.63
    Unit price /  per 
    Sale
  • GLB Strike-Out 32 fl oz – Fast-Acting Algaecide for Pools – Clears Water Quickly – Includes 2 Scum Socks and 7-in-1 Test

    GLB Strike-Out 32 fl oz – Fast-Acting Algaecide for Pools – Clears Water Quickly – Includes 2 Scum Socks and 7-in-1 Test Strips

    Sale

    GLB Strike-Out 32 fl oz – Fast-Acting Algaecide for Pools – Clears Water Quickly – Includes 2 Scum Socks and 7-in-1 Test Strips

    Vendor:
    GLB
    Regular price $26.99
    Sale price $26.99 Regular price $28.79
    Unit price /  per 
    Sale
  • GLB Algimycin 600 32 fl oz – Strong Pool Algaecide – Controls Tough Algae Growth – Includes 2 Scum Socks and 7-in-1 Test

    GLB Algimycin 600 32 fl oz – Strong Pool Algaecide – Controls Tough Algae Growth – Includes 2 Scum Socks and 7-in-1 Test Strips

    Sale

    GLB Algimycin 600 32 fl oz – Strong Pool Algaecide – Controls Tough Algae Growth – Includes 2 Scum Socks and 7-in-1 Test Strips

    Vendor:
    GLB
    Regular price $27.99
    Sale price $27.99 Regular price $29.98
    Unit price /  per 
    Sale
  • GLB Algimycin 3000 32 fl oz – Triple-Action Pool Algaecide – Prevents and Kills Resistant Algae – Includes 2 Scum Socks and

    GLB Algimycin 3000 32 fl oz – Triple-Action Pool Algaecide – Prevents and Kills Resistant Algae – Includes 2 Scum Socks and 7-in-1 Test Strips

    Sale

    GLB Algimycin 3000 32 fl oz – Triple-Action Pool Algaecide – Prevents and Kills Resistant Algae – Includes 2 Scum Socks and 7-in-1 Test Strips

    Vendor:
    GLB
    Regular price $33.99
    Sale price $33.99 Regular price $36.44
    Unit price /  per 
    Sale
  • GLB Algimycin 2000 32 fl oz – Broad-Spectrum Pool Algaecide – Fast-Acting Algae Prevention – Includes 2 Scum Socks and

    GLB Algimycin 2000 32 fl oz – Broad-Spectrum Pool Algaecide – Fast-Acting Algae Prevention – Includes 2 Scum Socks and 7-in-1 Test Strips

    Sale

    GLB Algimycin 2000 32 fl oz – Broad-Spectrum Pool Algaecide – Fast-Acting Algae Prevention – Includes 2 Scum Socks and 7-in-1 Test Strips

    Vendor:
    GLB
    Regular price $32.99
    Sale price $32.99 Regular price $35.18
    Unit price /  per 
    Sale
  • GLB Algae-X 32 fl oz – Powerful Pool Algaecide – Prevents Green and Mustard Algae – Includes 2 Scum Socks and 7-in-1 Test

    GLB Algae-X 32 fl oz – Powerful Pool Algaecide – Prevents Green and Mustard Algae – Includes 2 Scum Socks and 7-in-1 Test Strips

    Sale

    GLB Algae-X 32 fl oz – Powerful Pool Algaecide – Prevents Green and Mustard Algae – Includes 2 Scum Socks and 7-in-1 Test Strips

    Vendor:
    GLB
    Regular price $26.99
    Sale price $26.99 Regular price $29.42
    Unit price /  per 
    Sale
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New email subscribers only. One personal code per email, for one order. 10% off, maximum discount $50 per order. Valid for 30 days from issue. Cannot be combined with other discount codes. Free standard shipping on orders over $50.

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