10 Best Pool Algaecides In The Us - Black Friday 2024

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Last Updated - November 23, 2024

Best Choice

1

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Doheny's
Doheny's Algaecide 60 | 100% Professional-Grade | Prevents All Types of Algae in Swimming Pools | Metal-Free, Non-Foaming, No Stains | Safe for Salt, Chlorine and Bromine Pools | (4) 40oz Bottles

9.3 Simple to use

8.7 worth the money

Why we love it

Prevents all algae types

Metal free, no stains

160k gallon coverage
Main highlights

Key Features
Prevents all algae types, metal-free, non-staining, treats up to 160,000 gallons, non-foaming, and clear water without cloudiness.

Ideal Use Cases
Suited for all pool types, perfect for weekly maintenance routines to prevent algae growth and maintain clear, clean pool water.

Customer Praise
Users highly commend Algaecide 60 for its effectiveness in preventing algae without leaving any residue or causing water cloudiness.
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9.7

Exceptional

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Value for Money

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poolrx
Pool RX 101066 6 Month Algaecide Treats 20k-30k gallons, Black

9.9 Fashion

9.7 Easy installation

9.5 Simple to use

Why we love it

This product is easy to use just place it in your pump basket or skimmer basket.

It eliminates all types of algae and reduces chemicals.

It is effective for up to 6 months and simplifies pool and spa care.
Main highlights

Simply place in pump basket or skimmer basket
Simplifies Pool and Spa Care. Replace the Poolrx unit in basket every 12 months.
Reduces Chemicals
Eliminates all types of Algae
Effective for up to 6 months
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9.6

Exceptional

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3

HTH
HTH 67289 Swimming Pool Care Algae Guard Ultra, Swimming Pool Chemical, Long Lasting Formula, 32 fl oz

9.3 Simple to use

8.2 worth the money

8.0 Aroma
Main highlights

YOU'RE ALL CLEAR WITH HTH: For best results, use HTH Algae Guard Ultra every 3 months; Works great with HTH Shock products
OUR STRONGEST ALGAE CONTROL: Kills, prevents and protects against regrowth of heavy green, black and mustard swimming pool algae for up to 3 months
NON-FOAMING, FAST-ACTING: Add HTH Algae Guard Ultra directly to your swimming pool water and swim right away
COMPATIBLE WITH ALL POOLS: This non-staining formula is great for all swimming pools including vinyl-lined and saltwater systems
BENEFIT: Get long-lasting protection from extreme algae; This non-foaming algae control kills and prevents blooms of all algae types
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9.4

Excellent

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4

MAV AquaDoc
Copper Pool Algaecide for Swimming Pool - 90 Day Algaecide for Inground Pool to Prevent and Remove Pool Algae - Super Algaecide for Pool Opening - AquaDoc 32oz

30% Off

8.2 Simple to use

8.0 worth the money
Main highlights

Unlike harsh chemicals, this unique formula attacks algae at its core, preventing regrowth for long-lasting results. Think of it as a super algaecide for pool with lasting power!
Unique, Non-foaming & Non-staining algaecide that removes & prevents algae for 3 months. This copper algaecide is the answer to properly removing algae from your pool.
Reduces the amount of chemicals needed in your pool by making your sanitizer more efficient. The superior copper algaecide.
Made in the USA: Experience the AquaDoc difference with Double Whammy Algaecide. All pool chemicals from AquaDoc are proudly made in the USA and held to the highest quality standards.
90 day no algae guarantee - Conquer Pool Season with AquaDoc pool algaecide: Keep your swimming pool clear of algae with our Double Whammy Algaecide. What's the Double Whammy? Ideal for inground and above ground pools, it eliminates mustard, green, blue and black algae effortlessly.
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9.1

Excellent

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5

poolrx
Pool RX 101001 6 Month Algaecide Blue Treats 7.5k-20k gallons, Single, Unit

9.7 Easy installation

9.5 Simple to use

8.4 Fashion

Why we love it

Keeps your pool clean

Reduces the amount of chemicals you need

Easy to use
Main highlights

Simplifies pool Care
Reduces chemical demand
Eliminates all types of algae
Effective for up to 6 months
Also Ideal for Salt Pools
6 month algaecide
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8.9

Very Good

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6

CLOROX POOL & Spa
Clorox® Pool&Spa™ XtraBlue Swimming Pool Algaecide, All-in-One Algae Killer, Non-Foaming, 40 Ounce (Pack of 1)

9.7 Simple to use

9.5 Aroma

9.5 Sheerness

Why we love it

This product quickly and effectively kills Green, mustard and Black pool algae.

This product treats up to 25,000 gallons.

This product has a non staining, non foaming formula.
Main highlights

Salt Pool Compatible: This product treats up to 25,000 gallons and is suitable for all pool types, including salt pools. Its patented, non-staining formula ensures compatibility and effectiveness, allowing you to spend less time maintaining and more time enjoying your swimming pool.
Non-Staining and Non-Foaming: Our XtraBlue Swimming Pool Algaecide features a preventative, non-foaming formula that fights algae growth before it starts.
Kills and Prevents All Pool Algae: This product quickly and effectively eliminates green, mustard, and black pool algae, providing comprehensive protection and ensuring a clean and algae-free swimming environment.
Clorox Pool App: Test like an expert anytime, anywhere with the Clorox Pool App. Solve common swimming pool problems and get personalized product and dosage recommendations.
All-in-One Algae Killer: Clorox Pool&Spa XtraBlue Swimming Pool Algaecide kills algae in just 24 hours. This fast-acting treatment effectively eliminates pool algae, ensuring your pool remains clean and clear.
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8.7

Very Good

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7

MCGRAYEL COMPANY INC

McGrayel Algatec 10064 Super Algaecide for Green Yellow and Black Algae 64 Ounce

9.1 Simple to use

8.4 Easy installation

8.0 worth the money

Why we love it

pool water pH and sanitizer levels remain unchanged

kills algae quickly and prevents regrowth

salt

8.6

Very Good

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8

In The Swim
In The Swim Algaecide 60 Plus for Swimming Pools - Non-Metallic, Low Odor, Non-Foaming Algae Bloom Preventative - Chlorine Sanitizer Compatible - 1 Quart

9.9 Long life

9.9 Sheerness

9.5 Simple to use

Why we love it

Kills all types of algae

Non

metallic
Main highlights

Works nicely for pools using well water. Compatible with various sanitizers such as chlorine, bromine, biguanide, and salt systems.
We recommend and initial dosage of 6-11 ounces per 10,000 gallons, for standard maintenance 2-4 ounces per 10,000 gallons, and for visible algae 11-17 ounces per 10,000 gallons.
This product is pH tolerant which means it is effective in both acidic and alkaline pH ranges, thereby eliminating the need to alter pool chemistry prior to application.
In The Swim Algaecide 60 Plus is perfect for preventing and controlling various types of algae including: green, yellow, black, and pink in your above ground or in-ground swimming pool.
Algaecide 60 Plus is a non-metallic, non-foaming, low odor formula specially formulated for pools with attached spas, waterfalls, or decorative fountains.
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8.4

Good

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9

HTH
HTH 67032 Super Algae Guard Swimming Pool Algaecide Cleanser, 1 qt

8.9 Simple to use

8.0 Aroma

8.0 worth the money
Main highlights

USE: Apply directly to the pool for easy DIY pool care
INCLUDES: One 1-qt container of Super Algae Guard for your swimming pool water
FEATURES: Non-foaming algaecide formula destroys algae fast for crystal clear water; Swim 15 minutes after applying algaecide to your pool; Dissolves fast; Won’t fade vinyl pool liners
COMPATIBILITY: Great for vinyl-lined and saltwater pool systems
BENEFITS: Kills and prevents all algae types including green, black and mustard algae in your swimming pool so you can enjoy your summertime fun
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8.2

Good

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10

Pool Mate
Pool Mate 1-2150-02 Algaecide for Pool, 1-Quart, 2-Pack

8.2 Simple to use

8.0 Aroma

8.0 worth the money

Why we love it

Non metallic pool protection

Eliminates all types of algae

Easy weekly maintenance
Main highlights

Key Features
Efficiently inhibits algae growth, ensuring pool water remains clear. Works on all pool types. Non-metallic formulation.

Ideal Use Cases
Perfect for maintaining sparkling, algae-free water in pools of any type, especially when added every 3-5 days with adjusted pH and chlorine levels.

Customer Reviews
Most praised for its effectiveness in preventing and killing a wide range of algae, keeping pools clear and maintenance low.
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8.1

Good

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