We use cookies to enhance the security, performance, functionality and for analytical and promotional activities. We use cookies to personalize ads for you. By continuing to browse this site you're agreeing to our Privacy PolicyWe use cookies to enhance your experience and personalize ads. By using the site, you agree to that. Privacy Policy

10 bestPool Algaecidesof August 2025

112M consumers helped this year.

1

Clearwater Algaecide Algae Remover for Swimming Pool and Spa Hot Tub Water Treatment, Highly Effective Formula, 1 Litre
Clearwater Algaecide Algae Remover for Swimming Pool and Spa Hot Tub Water Treatment, Highly Effective Formula, 1 Litre

Clearwater

9.7

View Product
Buy it on Amazon

2

Cleenly Pool Algae Remover - Removes & Prevents the Growth of Green in Water - Super Concentration and Long Lasting 5L
Cleenly Pool Algae Remover - Removes & Prevents the Growth of Green in Water - Super Concentration and Long Lasting 5L

Cleenly

9.4

View Product
Buy it on Amazon

3

Desjoyaux Pools - Premium Grade Algaecide 5L – Long-Lasting Algae Prevention & Treatment for Swimming Pools, Hot Tubs & Spas – Powerful Pool Chemical for Clear Water, Prevents Green Algae Growth
Desjoyaux Pools - Premium Grade Algaecide 5L – Long-Lasting Algae Prevention & Treatment for Swimming Pools, Hot Tubs & Spas – Powerful Pool Chemical for Clear Water, Prevents Green Algae Growth

Desjoyaux

9.1

View Product
Buy it on Amazon

14% off

4

Pro-Kleen Pool Algae Remover 5L - Removes & Prevents Algae Growth - High Concentration, Long-Lasting Professional Formula
Pro-Kleen Pool Algae Remover 5L - Removes & Prevents Algae Growth - High Concentration, Long-Lasting Professional Formula

Pro-Kleen

8.9

View Product
Buy it on Amazon

5

Bluewater 2ltr Longlife Algaecide - Swimming Pool Chemicals
Bluewater 2ltr Longlife Algaecide - Swimming Pool Chemicals

bluewater POOL & SPA CHEMICALS

8.6

View Product
Buy it on Amazon

Related productsUp to 3% off

Blue Horizons KLEENPOOL Summer/Winter Algaecide 6 Month Treatment 1 Litre

Blue Horizons KLEENPOOL Summer/Winter Algaecide 6 Month Treatment 1 Litre

View Deal
Blue Horizons Longlife AlgiMAX Eliminator (2Ltr) Algae Prevention

Blue Horizons Longlife AlgiMAX Eliminator (2Ltr) Algae Prevention

View Deal
Blue Horizons Algae Controller - Pack of 1 Litre

Blue Horizons Algae Controller - Pack of 1 Litre

View Deal
Swimming pool Clean N Clear algaecide by Jacksons

Swimming pool Clean N Clear algaecide by Jacksons

View Deal

6

Bluewater 5ltrs Longlife Algaecide - Swimming Pool Chemicals
Bluewater 5ltrs Longlife Algaecide - Swimming Pool Chemicals

bluewater POOL & SPA CHEMICALS

8.3

View Product
Buy it on Amazon

7

SUDS-ONLINE Algaecide For Simming Pools, Spa's Hot Tubs (500ml)
SUDS-ONLINE Algaecide For Simming Pools, Spa's Hot Tubs (500ml)

SUDS-ONLINE

8.0

View Product
Buy it on Amazon

13% off

8

Ultima-Plus XP Pool Algaecide - Removes Algae in Pools, Hot Tubs and Spas & Prevents Algae Regrowth - Suitable for all Pools (5 Litres)
Ultima-Plus XP Pool Algaecide - Removes Algae in Pools, Hot Tubs and Spas & Prevents Algae Regrowth - Suitable for all Pools (5 Litres)

ULTIMA-PLUS XP

7.7

View Product
Buy it on Amazon

9

Kleen Pool Algaecide Swimming Pools Algicide Treats 28,000 Litres Lasts 6 Months
Kleen Pool Algaecide Swimming Pools Algicide Treats 28,000 Litres Lasts 6 Months

KLEEN POOL

7.4

View Product
Buy it on Amazon

10

Blue Horizons 5L WINTER TIME LONG LIFE ALGAECIDE WINTERISER (Treats 15,000 gallons) UK
Blue Horizons 5L WINTER TIME LONG LIFE ALGAECIDE WINTERISER (Treats 15,000 gallons) UK

Blue Horizons

7.1

View Product
Buy it on Amazon
subscribe-icon

Best Reviews Guide Newsletter

Get exclusive articles, recommendations, shopping tips, and sales alerts

By submitting your email address you agree to our Terms and Conditions and Privacy Policy