Poolife
Poolife AlgaeKill II QT
Best copper-based solution for pool owners needing rapid algae eradication.
Poolife AlgaeKill II QT is a powerful, copper-based algaecide designed to quickly eliminate existing algae growth in swimming pools, allowing immediate re-entry after treatment. It effectively combats green, black, and mustard algae across all pool types, including vinyl, fiberglass, and saltwater systems. This easy-to-use liquid formula eradicates all algae in a single application and provides lasting protection to prevent future re-growth, minimizing maintenance so you can enjoy your pool sooner.
$29.99
Owner Satisfaction
4.5
/ 5
Category Rank
298
/ 1309
#298 in Pool Cleaners & Chemicals
Price vs Category Average
-56%
Below average
Active ingredient concentration
7.41
/ % Copper
Who it's for
- Homeowners concerned about protecting delicate pool surface finishes
- Users wanting clearer water alongside their algae treatment
- Pool owners needing fast relief from green algae blooms
Who should skip it
- Pool managers maintaining high chlorine levels for sanitation
- Pool owners who dislike surface foam or bubbles
- People battling stubborn black or mustard algae infestations
Performance breakdown
Algae Eradication Speed
Copper-based formula delivers rapid results for stubborn green and black blooms.
Application Versatility
Works seamlessly across vinyl, fiberglass, and saltwater pool environments.
Ease of Use
Simple liquid dosing makes routine maintenance feel like a quick chore.
Re-entry Convenience
Allows swimmers back into the water immediately following the treatment process.
Preventative Efficacy
Bi-weekly dosing provides a reliable shield against recurring algae growth.
Treatment Capacity
Efficient concentration handles up to 80,000 gallons with minimal product waste.
Key Specs
Active ingredient concentration
7.41% Copper
Product Form
Liquid
Initial Dosage
4 fl. oz. per 10,000 gallons
Prevention Dosage
2 fl. oz. every other week
Compatibility
In Ground, Above Ground, Saltwater, Vinyl, Fiberglass pools
Treatment Capacity
Up to 80,000 gallons
Chemical Purpose
Algaecide
Application Frequency
Bi-Weekly
Features
- Kills green, black, and mustard algae.
- Allows swimming immediately after treatment.
- Provides long-lasting algae protection.
- Potent copper-based algaecide formula.
- Easy-to-use liquid application.
- Suitable for all pool types.
What customers say
Poolife AlgaeKill II QT earns strong praise for its superior effectiveness against tough pool algae, often showing results within two days when other treatments fail. Users highly value its nonfoaming formula, which prevents surface foam during application, a major convenience. While the initial cost is higher, customers agree the concentrated formula and reliable performance deliver excellent long-term value. It is considered a staple for both prevention and active treatment, building significant trust among pool owners who seek a powerful solution for maintaining clear water.
Know before you buy
Yes, this formula is designed to allow for immediate re-entry into the pool after application, so you don't have to wait to get back in the water.
Absolutely. Poolife AlgaeKill II is fully compatible with saltwater systems, as well as vinyl, fiberglass, and traditional in-ground or above-ground pools.
Yes, it is a potent copper-based formula effective against the three most common types of pool algae: green, black, and mustard.
For an initial treatment to kill existing algae, use 4 fluid ounces of the product for every 10,000 gallons of pool water.
Yes, it is highly effective for prevention. To keep algae at bay, apply 2 fluid ounces per 10,000 gallons every other week.
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Ready to buy?
$30