Aug 22, 2020

Best Pool Algaecides Review & Buyer’s Guide 2021

If you are considering to buy a best pool algaecides, you should go through the following list of best pool algaecides.

In a Hurry !! and want a quick review here is our editors pick

Editor’s Pick

CLOROX Pool Spa Algaecide 42128CLX

Top 10 pool algaecides

IMAGE PRODUCT Rating

4.3 out of 5 stars, 89 customer reviews Check Best Price

4.6 out of 5 stars, 42 customer reviews Check Best Price

4.4 out of 5 stars, 219 customer reviews Check Best Price

4.3 out of 5 stars, 59 customer reviews Check Best Price

4.8 out of 5 stars, 30 customer reviews Check Best Price

4.3 out of 5 stars, 56 customer reviews Check Best Price

4.4 out of 5 stars, 150 customer reviews Check Best Price

4.6 out of 5 stars, 211 customer reviews Check Best Price

4.4 out of 5 stars, 47 customer reviews Check Best Price

5.0 out of 5 stars, 1 customer reviews Check Best Price

Best pool algaecides

1. CLOROX Pool Spa Algaecide 42128CLX

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CLOROX Pool Spa Algaecide 42128CLX
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  • Prevents and treats pool algae
  • Built in clarifier
  • Non-foaming
  • Suitable for all pool types

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2. Rx Clear Swimming Algaecide Suspension

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Rx Clear Swimming Algaecide Suspension
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    by entering your model number.
  • HEAT ACTIVATED – The Rx Clear Swimming Pool Algaecide works best in warm waters. The product will not stain surfaces and leaves zero residue.
  • COAT THE WALL – Algaecide coats the walls of the swimming pool, keeping algae in suspension. Surfactant splits open algae cells, helping to destroy them. The Rx Clear algaecide coats the pool wall to control the problem, keeping your swimming pool crystal clear.
  • SAFE TO SWIM – This fast acting treatment lets you swim directly after placing in your swimming pool. Algaecide can even act as a cleaner or remover for black, green and mustard algae, all while being super safe for swimmers. Trust Rx Clear for reliable pool supplies, chemicals, and swimming pool accessories.
  • BIWEEKLY MAINTENANCE – Each bottle of Algaecide is 32 ounces of fluid. Swimming pools require only 4 oz. of Rx Clear Swimming Pool Algaecide every two weeks per every 10,000 gallons of water to guard against algae.
  • NO FOAM – Whether you have an in-ground or above ground pool this product will work to keep algae at bay without making your swimming pool filled with foam. To avoid foaming, do not exceed beyond the recommended dosages and apply gently in one spot away from return.

3. PoolRx 102001 Booster Minerals Blue

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PoolRx 102001 Booster Minerals Blue
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  • 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

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4. Rx Clear Swimming Chlorine Hypochlorite

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Rx Clear Swimming Chlorine Hypochlorite
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    by entering your model number.
  • POOL SHOCK TREATMENT – Rx Clear’s Super Shock contains 68% calcium hypochlorite, yielding 65% available chlorine making this similar to Mega Shock, but slightly less concentrated. This shock will raise your free chlorine levels, water hardness, and pH levels giving you crystal clear water for a more enjoyable swimming experience. Due to its high percentage of chlorine, Super Shock is very effective and efficient for a quick chlorine boost.
  • MIX BEFORE YOU FIX – It is best to dilute Super Shock in a bucket of water before dispensing it around the pool which can prevent liner staining and cloudy water. Add this powder to a bucket of water before you add it to your pool. Add a 1 lbs bag per 10,000 gallons of pool water.
  • POOL SHOCK WITH ALGAECIDE – Kill the algae in your swimming pool by adding 3 bags of shock per 10,000 gallons of pool water. Rx Clear strives to provide quality products for a safer, cleaner, and more enjoyable swimming experience. When it comes to correcting your swimming pool, Rx Clear does it all giving you crystal clear water that fits your needs.
  • WORKS BEST AT NIGHT – For the best results use Super Shock at night in order to prevent the sun from eating up the shock since it is not stabilized; it’s best to shock when the sun isn’t out for maximum performance. Do not swim for 8 to 10 hours after application.
  • POOL CHLORINE SHOCK – Maintain your swimming pool or spa with reliable pool chemicals and treatment supplies that you can depend on from Rx Clear. The Rx Clear brand is the premier choice for a trusted cleaning product to keep your pool in its best shape. NOTE: DUE TO STATE REGULATIONS, THIS ITEM CANNOT BE SHIPPED TO CALIFORNIA.

5. Rx Clear Swimming Algaecide Suspension

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Rx Clear Swimming Algaecide Suspension
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    by entering your model number.
  • KEEP ALGAE AT BAY – This product is effective in controlling a broad range of algae. Especially effective against Chara(Stone wart), Spirogyra, Cladophora, Vaucheria Ulothrix, Microcystis, Oscillatoria, Mustard Algae and Black Algae. The triethanolamine in this product prevents the precipitation of the copper with the carbonates or bicarbonates in the water. Rx Clear Copper Algaecide is used to prevent and kill unwanted infestations in your swimming pool.
  • COAT THE WALL – Algaecide coats the walls of the swimming pool, keeping algae in suspension. Surfactant splits open algae cells, helping to destroy them. The Rx Clear Copper Algaecide coats the pool wall, keeping your swimming pool crystal clear.
  • BIWEEKLY MAINTENANCE – Each bottle of Algaecide is 32 ounces of fluid. Swimming pools require only 4 oz. of Rx Clear Swimming Pool Algaecide every two weeks per every 10,000 gallons of water.
  • SAFE TO SWIM – This fast acting treatment lets you swim directly after placing in your swimming pool. Algaecide can even beat black, green and mustard algae, all while being safe for swimmers.
  • SKIP THE WAIT – This product was made especially to control growth of algae in all types of swimming pools. Its long lasting action will control existing algae and subsequent doses will control recontamination…no waiting. Due to state regulations, this item cannot be shipped to California. NOTE: DUE TO STATE REGULATIONS, THIS ITEM CANNOT BE SHIPPED TO CALIFORNIA.

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6. Dohenys Super Algaecide Plus Qts

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Dohenys Super Algaecide Plus Qts
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  • Arrives In 40-Fluid Ounce Bottle(s)
  • Consists Of 7% Chelated Copper
  • Kills All Common Algae Growth Including Persistent Yellow Mustard Algae
  • Does Not Foam Or Cloud Your Pool Water
  • Convenient Dosage View Stripe

7. Crystal Blue Copper Sulfate Algaecide

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Crystal Blue Copper Sulfate Algaecide
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    by entering your model number.
  • N.A.
  • Imported
  • 99% Copper Sulfate Pentahydrate
  • Controls most species of algae like filamentous, string algae and swimmers itch
  • Most effective when cast out on top of thick floating algae mats
  • Granular Copper Sulfate, 5 Lbs
  • Do Not Use with KOI or Goldfish

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8. Rx Clear Stabilized Bactericide Disinfectant

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Rx Clear Stabilized Bactericide Disinfectant
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    by entering your model number.
  • ADAPTABLE TO YOUR POOL OR HOT TUB – Use 7 tablets per 2,500 gallons of water per week by adding the pool chlorine tablets to your pool’s skimmer and using the flow of your pump to dissolve and distribute the pool chemicals.
  • EASY TO USE – Each chlorinating tablet weighs 0.5 oz. and are individually packaged for to take the guessing out of how much chlorine to use in your pool and reduce the chemical mess.
  • LONG LASTING – These Rx Clear chlorine tabs are slow dissolving, 90% available chlorine, 99% Trichlor. Note: Some of the tablets may be cracked or broken within their packaging due to shipping. This breakage is normal and does not reduce the effectiveness of these tabs.
  • LOW PRICE, HIGH QUALITY – Compared to Pace, Clorox, Bioguard and Sun the Rx Clear brand provides the same performance at a much lower cost.
  • TRUSTED POOL SUPPLIES – Rx Clear has high quality pool chemicals and pool accessories for a great value. Trust Rx Clear to balance your pool and spa chemistry and keep your water safe and clear.

9. Eclipse3 Algae Control System 8 8

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Eclipse3 Algae Control System 8 8
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    by entering your model number.
  • 8.8 lb container
  • Eliminates algae growth, reduces the use of chlorine and clarifies the pool water
  • Contains clarifying agents and natural pH balancers to control your water chemistry more easily.
  • Start-Up Dosage: 20 oz. per 10,000 gallons
  • Maintenance Dosage: 1.25 oz. per 10,000 gallons per week

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10. Regal Poly Algaecide Bottle Swimming Pools

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Regal Poly Algaecide Bottle Swimming Pools
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    by entering your model number.
  • Specially designed to prevent the growth of algae in swimming pools
  • Should be part of a regular pool maintenance program to prevent algae
  • Weekly addition of this product will reduce overall maintenance costs and give pools desired water quality
  • Ideal for pools with attached spas and water features
  • Effective algae preventer and killer in salt water pools

Final Verdict

However, if you are new to purchasing a pool algaecides , you can surely make a mistake as there are several options available in the market. That is why we have provided buying guide of pool algaecides to you. Read it carefully to make a wise choice and save your money from going waste.
If you haven’t got much time, then we recommend to go through our list of top pool algaecides. This has been carefully curated after a long research and analysis. As per our choice, has grabbed the first place. It’s amazing features and specifications deserved first position.
Which did you choose? Have you been using any of these pool algaecides? Share your feedback and comments in the below section. We shall reply to your queries as soon as possible.