Top 8 90 Day Algaecide for Pool – Swimming Pool Algaecides

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1. SeaKlear

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1 Qt, SeaKlear 90-Day Algae Prevention & Remover

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SeaKlear #ad - Use 16 fluid ounce 10000-gallon of pool water to prevent algae growth in all pool types. 11. 8% copper sulfate Pentahydrate; 3% Copper as elemental.

Each treatment will last three months. Nonstaining formula. Kills and prevents blue-green, green, yellow and black algae. For severe algae treatment use 32 fluid ounce per 10000-gallon of pool water. Effective against blue-green, black and mustard algae. 90-days no algae guarantee when used according to instructions in balanced pool water. Reliable & Effective. Non-foaming, non-staining when used according to instructions in balanced pool water.
BrandSeaKlear #ad
ManufacturerSeaKlear #ad
Height9.5 Inches
Length6 Inches
Weight3 Pounds
Width6 Inches
Part NumberSKA-B-Q
ModelSKA-B-Q

2. Pool Frog

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15,000 Gallons Per Bottle 1, Prevents Algae for up to 90 Days, Pool Frog Bam Liquid Algaecide for Swimming Pools

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Pool Frog #ad - Uniquely dispenses through all of the POOL FROG Systems. Highly concentrated algaecide Frog Bam for swimming pools up to 15, 000 gallons per bottle. The algae preventative that keeps working for a full 90 days. Satisfaction guaranteed. Pool frog is made by King Technology.
BrandPool Frog #ad
ManufacturerKing Technology #ad
Part Number5060
Model5060

3. SeaKlear

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SeaKlear 2 Pack 90-Day Algae Prevention & Remover 1Gal

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SeaKlear #ad - Effective against the likes of blue-green, black, and mustard algae. Formulated to be non-staining. 2 pack. Promises your pool water will sparkle like never before.
BrandSeaKlear #ad
ManufacturerNC Brands #ad

4. SeaKlear

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SeaKlear 90-Day Algae Prevention & Remover … 2 Quart

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SeaKlear #ad - Reduces pool maintenance and chemical dosing. 90 day algae preventer and remover is non-foaming and non-staining. Dosage: 16 ounces per 10, 000 gallons every three months. 2 pack seaklear 90-day algae prevention & Remover 1 Quart 2 Quarts Total. Kills and prevents green, yellow and black algae for up to three months.
BrandSeaKlear #ad

5. Frog

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FROG BAM 90 Day Algae Preventative

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Frog #ad - Keeps algae away for 90 days - guaranteed! Uniquely dispenses through the Pool FROG Systems. No staining if water is balanced. One bottle treats 15, 000 gallons. Effective at preventing or eliminating algae in swimming pools.
BrandFrog #ad
ManufacturerKing Technology #ad
Height3.5 Inches
Length9 Inches
Weight0 Pounds
Width3.5 Inches
Part Number01-10-5060
Model01-10-5060

6. SeaKlear

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SeaKlear 90311SKR Prevention and Remover, Blue, 1-Gallon

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SeaKlear #ad - 90-days no algae guarantee when used according to instructions in balanced pool water. Reliable & Effective. Use 16 fluid ounce 10000-gallon of pool water to prevent algae growth in all pool types.

Nonstaining formula. For severe algae treatment use 32 fluid ounce per 10000-gallon of pool water. Non-foaming, non-staining when used according to instructions in balanced pool water. Effective against blue-green, black and mustard algae. Each treatment will last three months. 11. 8% copper sulfate Pentahydrate; 3% Copper as elemental. Kills and prevents blue-green, green, yellow and black algae.
BrandSeaKlear #ad
ManufacturerSeaKlear #ad
Height9.5 Inches
Length3.2 Inches
Weight9.87 Pounds
Width3.2 Inches
Part Number90311SKR
Model90311SKR

7. Rx Clear

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Rx Clear 7% Copper Algaecide | Kills and Prevents Algae for In-Ground and Above Ground Swimming Pools | Safe Formula for Swimmers | One Quart Bottles | 2 Pack

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Rx Clear #ad - Keep algae at bay - this product is effective in controlling a broad range of algae. Especially effective against charastone wart, Oscillatoria, Cladophora, Microcystis, Vaucheria Ulothrix, Spirogyra, Mustard Algae and Black Algae.

Swimming pools require only 4 oz. Coat the wall - algaecide coats the walls of the swimming pool, keeping algae in suspension. The rx clear copper Algaecide coats the pool wall, keeping your swimming pool crystal clear. The triethanolamine in this product prevents the precipitation of the copper with the carbonates or bicarbonates in the water. Algaecide can even beat black, green and mustard algae, all while being safe for swimmers.

Its long lasting action will control existing algae and subsequent doses will control recontamination. No waiting. Biweekly maintenance - each bottle of algaecide is 32 ounces of fluid. Safe to swim - this fast acting treatment lets you swim directly after placing in your swimming pool. Of rx clear swimming pool algaecide every two weeks per every 10, 000 gallons of water. Surfactant splits open algae cells, helping to destroy them.
BrandRx Clear #ad
ManufacturerRx Clear #ad
Part Number2013072

8. Pool Mate

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2-Pack, Pool Mate 1-2150-02 50 Pool Algaecide

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Pool Mate #ad - Weekly maintenance dose: 2 or 3 oz per 10, 000 gallons. Non-metallic Algaecide. For all pool types vinyl, Gunite, Concrete, Fiberglass, etc. Effective against all algae types Green, Black, Yellow, Mustard, Pink. Wait a minimum of 15 minutes after use. Prevents and Kills Algae.
BrandPool Mate #ad
ManufacturerPool Mate #ad
Height10 Inches
Length6 Inches
Weight5 Pounds
Width3 Inches
Part Number1-2150--02
Model1-2150--02