20 Best Algaecide For Pools [2024]

Are you looking for the best algaecide for pools? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling algaecide for pools.

We Recommended:

# Preview Product
1 HTH 67032 Super Algae Guard Swimming Pool Algaecide Cleanser, 1 qt HTH 67032 Super Algae Guard Swimming Pool Algaecide Cleanser, 1 qt
2 Clorox Pool&Spa 43128CLX 42128CLX Pool Algaecide Clorox Pool&Spa 43128CLX 42128CLX Pool Algaecide
3 SeaKlear 90-Day Algae Prevention & Remover, 1 Qt SeaKlear 90-Day Algae Prevention & Remover, 1 Qt
4 HTH 67033 Ultimate Algae Guard Swimming Pool Algaecide Cleanser, 1 qt HTH 67033 Ultimate Algae Guard Swimming Pool Algaecide Cleanser, 1 qt
5 Pool RX 101001 6 Month Algaecide Blue Treats 7.5k-20k gallons, Single, Unit Pool RX 101001 6 Month Algaecide Blue Treats 7.5k-20k gallons, Single, Unit
6 Robarb 20154A-02 Super Swimming Pool Clarifier, 1-Quart, Blue, 2-Pack Robarb 20154A-02 Super Swimming Pool Clarifier, 1-Quart, Blue, 2-Pack
7 In The Swim Specialty Pool Products ITS Algaecide 2 x 1/2 Gallon F041001002AE In The Swim Specialty Pool Products ITS Algaecide 2 x 1/2 Gallon F041001002AE
8 PoolRx 101067 Black Units Swimming-Pool-Algaecides (4 Pack), 20,000-30,000 Gallon PoolRx 101067 Black Units Swimming-Pool-Algaecides (4 Pack), 20,000-30,000 Gallon
9 Pool RX 101066 6 Month Algaecide Treats 20k-30k gallons, Black Pool RX 101066 6 Month Algaecide Treats 20k-30k gallons, Black
10 In The Swim Winter Swimming Pool Algaecide - 1 Quart In The Swim Winter Swimming Pool Algaecide - 1 Quart
11 Kem-Tek Pool and Spa 60-Percent Concentrated Algaecide, 1 Quart 2 Pack Kem-Tek Pool and Spa 60-Percent Concentrated Algaecide, 1 Quart 2 Pack
12 Aqua Clear Pool Products Pool Algaecide 32 oz. Aqua Clear Pool Products Pool Algaecide 32 oz.
13 PoolRX+ pool unit 7.5k-20k gallons PoolRX+ pool unit 7.5k-20k gallons
14 PoolRX+ Booster 7.5k-20k gallons PoolRX+ Booster 7.5k-20k gallons
15 Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz
16 McGrayel Algatec 10064 Super Algaecide for Green Yellow and Black Algae 64 Ounce McGrayel Algatec 10064 Super Algaecide for Green Yellow and Black Algae 64 Ounce
17 Pool RX 102001 6 Month Swimming Pool Algaecide Replacement, 8 oz, Blue Pool RX 102001 6 Month Swimming Pool Algaecide Replacement, 8 oz, Blue
18 poolife Super Algae Bomb 60 (1 qt) poolife Super Algae Bomb 60 (1 qt)
19 United Chemical No Mor Problems Swimming Pool Algaecide - 1 Quart United Chemical No Mor Problems Swimming Pool Algaecide - 1 Quart
20 BioGuard Algae All 60 - Quart BioGuard Algae All 60 - Quart
Bestseller No. 1
HTH 67032 Super Algae Guard Swimming Pool Algaecide Cleanser, 1 qt
  • BENEFITS: Kills and prevents all algae types including green, black and mustard algae in your swimming pool so you can enjoy your summertime fun
  • USE: Apply directly to the pool for easy DIY pool care
  • COMPATIBILITY: Great for vinyl-lined and saltwater pool systems
  • FEATURES: Non-foaming algaecide formula destroys algae fast for crystal clear water; Swim 15 minutes after applying algaecide to your pool; Dissolves...
  • INCLUDES: One 1-qt container of Super Algae Guard for your swimming pool water
Bestseller No. 2
Clorox Pool&Spa 43128CLX 42128CLX Pool Algaecide
  • Prevents and treats pool algae
  • Built in clarifier
  • Non-foaming formula
  • Suitable for all pool types
  • Packaging may vary*
SaleBestseller No. 3
SeaKlear 90-Day Algae Prevention & Remover, 1 Qt
  • Reliable & Effective
  • 90-days no algae guarantee (when used according to instructions in balanced pool water)
  • Kills and prevents blue-green, green, yellow and black algae
  • Non-foaming, non-staining (when used according to instructions in balanced pool water)
  • 11.8% Copper Sulfate Pentahydrate; 3% Copper as elemental
Bestseller No. 4
HTH 67033 Ultimate Algae Guard Swimming Pool Algaecide Cleanser, 1 qt
  • BENEFITS: Kills all types of algae and prevents future algae blooms in your swimming pool for up to 3 months so you can get back to enjoying your...
  • USE: Apply directly to the pool regularly for easy DIY pool care; For best results, use with other HTH pool care products
  • COMPATIBILITY: Great for a variety of swimming pool types, including saltwater systems
  • FEATURES: Non-foaming algaecide formula destroys algae fast for crystal clear water; Swim almost immediately after applying algaecide to your pool
  • INCLUDES: One 1-qt container of Ultimate Algae Guard for your swimming pool water
SaleBestseller No. 5
Pool RX 101001 6 Month Algaecide Blue Treats 7.5k-20k gallons, Single, Unit
  • 6 month algaecide
  • Eliminates all types of algae
  • Reduces chemical demand
  • Effective for up to 6 months
  • Simplifies pool Care
Bestseller No. 6
Robarb 20154A-02 Super Swimming Pool Clarifier, 1-Quart, Blue, 2-Pack
  • Concentrated formula - only 1 oz. Treats 5,000 gallons
  • Clears cloudy water fast & prevents future hazy appearance
  • Effective at varying temperature levels & range of chemical levels
  • Use with all filter types - will not clog filters
  • Reduces sanitizer demand by removing dirt particles
Bestseller No. 8
PoolRx 101067 Black Units Swimming-Pool-Algaecides (4 Pack), 20,000-30,000 Gallon
  • Simply place in pump basket or skimmer basket
  • Eliminates all types of Algae
  • Reduces Chemicals
  • Effective for up to 6 months
  • Simplifies Pool and Spa Care
SaleBestseller No. 9
Pool RX 101066 6 Month Algaecide Treats 20k-30k gallons, Black
  • Simply place in pump basket or skimmer basket
  • Eliminates all types of Algae
  • Reduces Chemicals
  • Effective for up to 6 months
  • Simplifies Pool and Spa Care
Bestseller No. 10
In The Swim Winter Swimming Pool Algaecide - 1 Quart
  • NOTE: We are currently unable to ship Winter Algaecide to AZ, CA, DC, FL, MT, or RI due to State Restrictions
  • Provides dependable control of algae growth throughout the winter season
  • Specifically formulated to fight algae for up to 5 months in a covered pool
  • Dosage: 1 quart per 20,000 gallons
  • Can be applied to inground or above ground pools
SaleBestseller No. 12
Aqua Clear Pool Products Pool Algaecide 32 oz.
  • Kills and prevents green algae
  • Fast-acting algae treatment
  • For use with all pool types
  • Salt water compatible
  • 32 oz
SaleBestseller No. 13
PoolRX+ pool unit 7.5k-20k gallons
  • Updated Formula-3 Active Ingredients
  • Eliminates all types of Pool Algae
  • Reduces chemical demand
  • Effective for up to 6 Months
  • NSF/ANSI 50 Certified
Bestseller No. 14
PoolRX+ Booster 7.5k-20k gallons
  • Additional minerals for Pool RX+ pool unit
  • Eliminates all types of Pool Algae
  • Reduces chemical demand
  • Effective for up to 6 Months
  • NSF/ANSI 50 Certified
Bestseller No. 15
Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz
  • BENEFITS: Specially designed to fight tough black algae
  • USE: Follow directions as part of regular swimming pool maintenance
  • COMPATIBILITY: Works with all pool types; Functions with chlorine, bromine, and ozone sanitizers
  • FEATURES: Contains copper and penetrating agents to kill and prevent the growth of even the most deeply rooted algae cells; Allows for swimming...
  • INCLUDES: One 32-oz container of Black Algaetrine from Applied Biochemists
SaleBestseller No. 16
McGrayel Algatec 10064 Super Algaecide for Green Yellow and Black Algae 64 Ounce
  • Will not interfere with pool water pH, or sanitizer levels and can swim immediately after treatment
  • Kills rather than starves algae and prevents algae regrowth due to biostatic inhibitors
  • Kills most algae in 8 to 24 hours; black algae in 7 to 10 days
  • Salt pool friendly Formula contains no metals, bromides, or quats; Works synergistically with chlorine for fast cleanup
  • Super-clarifics pool water during cleanup function
Bestseller No. 17
Pool RX 102001 6 Month Swimming Pool Algaecide Replacement, 8 oz, Blue
  • Additional minerals for Pool Rx pool unit
  • Effective for up to 6 months
  • Eliminates all types of algae
  • Reduces chemical demand
  • Ideal for all types of pools
Bestseller No. 18
poolife Super Algae Bomb 60 (1 qt)
  • Strongest poolife liquid algaecide available
  • Non-foaming
  • Treats and prevents algae formation and growth in swimming pools, spas, and decorative fountains.
SaleBestseller No. 19
United Chemical No Mor Problems Swimming Pool Algaecide - 1 Quart
  • No more shocking!
  • No more clarifiers!
  • Algae preventer
Bestseller No. 20
BioGuard Algae All 60 - Quart
  • BioGuard Algae All 60 - 1 Quart
  • Works in chlorinated or brominated swimming pools to inhibit stubborn algae growth
  • Excellent for use with swimming pools with attached spas or fountains
  • BioGuard Algae All 60 will not effect your swimming pools delicate pH
  • 1 Quart Non-foaming Algicide

Having trouble finding a great algaecide for pools?

This problem is well understood by us because we have gone through the entire algaecide for pools research process ourselves, which is why we have put together a comprehensive list of the best algaecide for poolss available in the market today.

After hours of searching and using all the models on the market, we have found the best algaecide for pools for 2023. See our ranking below!

How Do You Buy The Best Algaecide For Pools?

Do you get stressed out thinking about shopping for a great algaecide for pools? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching algaecide for pools, which is why we have assembled a comprehensive list of the greatest algaecide for pools available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for algaecide for pools that you consider buying. Your questions might include the following:

  • Is it worth buying an algaecide for pools?
  • What benefits are there with buying an algaecide for pools?
  • What factors deserve consideration when shopping for an effective algaecide for pools?
  • Why is it crucial to invest in any algaecide for pools, much less the best one?
  • Which algaecide for pools are good in the current market?
  • Where can you find information like this about algaecide for pools?

We’re convinced that you likely have far more questions than just these regarding algaecide for pools, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for algaecide for pools, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible algaecide for pools. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an algaecide for pools buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available algaecide for pools currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of algaecide for pools has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an algaecide for pools?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your algaecide for pools.
  5. Customer Ratings: Number ratings grade algaecide for pools objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their algaecide for pools.
  7. Product Quality: You don’t always get what you pay for with an algaecide for pools, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an algaecide for pools is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining algaecide for pools information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding algaecide for pools is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

FAQ:

Q: How do you make homemade pool algaecide?

A: A thin nylon stocking 1 cup of finely ground cornmeal. An elastic rubber band.

Q: What is the best algae killer for pools?

A: Verify your water chemistry is within the ideal range. Remedy the chlorine problem. Shock/superchlorinate the pool. Add algaecide. Brush the entire pool surface with a pool brush. Frequently clean the filters. Run the pump on high speed nonstop until the water clears.

Q: How often should I use algaecide in my Pool?

A: HEAT ACTIVATED – The Rx Clear Swimming Pool Algaecide works best in warm waters. … COAT THE WALL – Algaecide coats the walls of the swimming pool,keeping algae in suspension. … SAFE TO SWIM – This fast acting treatment lets you swim directly after placing in your swimming pool. … BIWEEKLY MAINTENANCE – Each bottle of Algaecide is 32 ounces of fluid. …

Q: How to get rid of too much algaecide in pool?

A: Test and balance your pool chemical levels using a test kit. Boost any residual chlorine by adding a quality pool shock product according to label directions. Use a pool brush to vigorously scrub the surfaces where the algae has grown. Use a vacuum or backwash the pool to remove the dead algae. Apply a mustard algaecide following the label directions.

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