The good news is that there are a few products on the market that are specifically designed to kill black algae. We’ve rounded up the best black algae killers below.
Our Top Picks For Best Black Algae Killer
Best Black Algae Killer Guidance
In The Swim Black Pool Algaecide – 1 Quart
In The Swim Black Pool Algaecide – 1 Quart is a great product designed to help eliminate black algae in your pool. This powerful non-toxic formula helps eradicate this commonly found algae in concrete, plaster, and gunite surfaces. This particular algaecide has no irritating odor, is non-foaming, and won’t cloud the water in your pool.
To get your pool sparkling and free of black spots or patches, make sure to shock first and brush too. Then add 16 ounces of this powerful product per 10,000 gallons at the onset. When used as directed, you’ll quickly see black algae start to disappear. However, the states of DC, ID, MT, ND, RI, SD, UT, VT, AK, and HI are unable to order due to state restrictions.
In The Swim Black Pool Algaecide – 1 Quart is the perfect option for keeping your pool clean and safe from black algae. Whether you have a concrete, plaster, or gunite pool, this special algaecide will not let you down. Give your pool the fight against black algae with this product today!
Common Questions on In The Swim Black Pool Algaecide – 1 Quart
• What is In The Swim Black Pool Algaeecide?In The Swim Black Pool Algaeecide is a ready-to-use non-foaming algaecide that is designed for spot treating, shocking and controlling algae growth in pools.
• How often should In The Swim Black Pool Algaecide be applied to a pool?
The recommended application rate is 5 ounces of algaecide per 5,000 gallons of pool water every two weeks and 10 ounces of algaecide per 10,000 gallons of pool water every month.
• Does In The Swim Black Pool Algaecide contain chlorine?
No, In The Swim Black Pool Algaecide does not contain any chlorine or other harsh chemicals.
• How long will In The Swim Black Pool Algaecide remain active in the pool?
In The Swim Black Pool Algaecide will remain active in the pool for up to 4 weeks.
• What size containers does In The Swim Black Pool Algaecide come in?
In The Swim Black Pool Algaecide is available in 1 Quart bottles.
Why We Like This
• 1. Kills black algae on contact in concrete, plaster, and gunite pools.• 2. Non clouding and non foaming formula for better visibility.• 3. Initial dosage of 16 ounces per 10,000 gallons for quick results.• 4. Shock and brushing for best results.• 5. Not available for shipment to AK, DC, HI, ID, MT, ND, RI, SD, UT, and VT due to state restrictions.
Additional Product Information
| Color | Multicolor |
| Height | 3.1 Inches |
| Length | 9.8 Inches |
| Weight | 2.58 Pounds |
McGrayel Algatec 10064 Super Algaecide for Green Yellow and Black Algae 64 Ounce
When it comes to treating the algae-ridden gloom that can plague a pool, look no further than McGrayel Algatec 10064 Super Algaecide for Green Yellow and Black Algae. Not only does this product have the power to get rid of pesky algae, but it does so quickly, efficiently, and without disrupting the pH and sanitizer levels of your pool. It is truly a revolutionary product!
Unlike other algaecides, McGrayel Algatec 10064 doesn’t simply starve out the algae—it kills it outright! Its powerful formula contains biostatic inhibitors that prevent the algae from regrowing, so you don’t have to worry about similar problems in the future. Depending on the type of algae, it can take as little as 8 to 24 hours to get everything under control. Even more challenging black algae can be gone in just 7-10 days.
And it gets better: not only will you be able to swim immediately after applying this product without any adverse effects, but it’s also salt pool friendly. Containing absolutely no metals, bromides, or quats, it works synergistically with chlorine to speed up the cleanup process and super-clarify the water.
So
Common Questions on McGrayel Algatec 10064 Super Algaecide for Green Yellow and Black Algae 64 Ounce
• What type of algae does McGrayel Algatec 10064 Super Algaecide target?McGrayel Algatec 10064 Super Algaecide targets green, yellow and black algae.
• How much McGrayel Algatec 10064 Super Algaecide should I use in my pool?
You should use 64 ounces of McGrayel Algatec 10064 Super Algaecide for every 10,000 gallons of water that is present in your swimming pool.
• How often should I use McGrayel Algatec 10064 Super Algaecide?
You should use McGrayel Algatec 10064 Super Algaecide once a month or as needed to keep your pool free from green, yellow, and black algae.
Why We Like This
• 1. Kills rather than starves algae and prevents regrowth with biostatic inhibitors.• 2. Fast algae removal – most algae gone in 8 to 24 hours; black algae in 7 to 10 days.• 3. Gentle on pool water – won’t alter pH, sanitizer levels, or contain metals, bromides, or quats.• 4. Salt pool friendly formula.• 5. Clears up cloudy pool water during the cleaning process.
Additional Product Information
| Color | Yellow |
| Height | 12 Inches |
| Length | 6 Inches |
| Weight | 4 Pounds |
Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz
Applied Biochemists’ 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control is a powerful algaecide that makes pool maintenance a breeze. Specially formulated to fight tough black algae, it allows you to dive right in without waiting for the water to clear. The unique combination of copper and penetrating agents kill and prevent even the most deeply rooted algae cells, resulting in crystal clear water. Working alongside all types of pools and their accompanying sanitizers – from chlorinated to brominated to ozonated – this one 32-fl oz container of Black Algaetrine will keep your pool at optimum condition without discoloring your water if used as directed. Enjoy swimming season worry-free with Applied Biochemists and their Algaetrine swimming pool algaecide.
Common Questions on Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz
• How long does Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz last?Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz is enough to treat up to 10,000 gallons and can last up to 30 days before reapplication is needed.
• Does Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz kill algae and bacteria?
Yes, Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz is specially formulated to kill algae and bacteria, keeping the water in your pool clean and clear.
• How often do I need to use Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control, 32 fl oz?
Applied Biochemists 406303A Black Algaetrine Swimming Pool Algaecide & Deposit Control should be used every 30 days in order to ensure that the pool is free of algae, bacteria and other deposits.
Why We Like This
Additional Product Information
| Color | White |
| Height | 24 Inches |
| Length | 7 Inches |
| Weight | 1 Pounds |
Pool RX 101066 6 Month Algaecide Treats 20k-30k gallons, Black
Common Questions on Pool RX 101066 6 Month Algaecide Treats 20k-30k gallons, Black
• How long does the Pool RX 101066 6 Month Algaecide Treats last?The Pool RX 101066 6 Month Algaecide Treats can last up to 6 months and treat 20k-30k gallons of water.
• What type of algaecide is the Pool RX 101066 6 Month Algaecide Treats?
The Pool RX 101066 6 Month Algaecide Treats is a quaternary ammonium compound algaecide.
• How often should I use the Pool RX 101066 6 Month Algaecide Treats?
We recommend using the Pool RX 101066 6 Month Algaecide Treats every 6 months, and repeating the process five times.
Why We Like This
• 1. Treats 20k 30k gallons of pool water.• 2. Easy to use, just place in pump basket or skimmer basket.• 3. Eliminates all types of algae.• 4. Reduces need for harsh chemicals.• 5. Effective for up to 6 months for simplified pool and spa care.
Additional Product Information
| Color | Black |
| Height | 4.25 Inches |
| Length | 3.25 Inches |
| Weight | 1 Pounds |
BioGuard Spot Kill (2 lb) (2 Pack)
BioGuard Spot Kill (2 lb) (2 Pack) is the perfect solution for eliminating unsightly black algae from your pool. This fast-dissolving algae killer is able to quickly and effectively target the microorganisms that cause black algae, making it the ideal way to keep your pool sparkling clean and inviting all season long.
Unlike other pool treatments, BioGuard Spot Kill is formulated to dissolve quickly and completely, which means you don’t have to worry about hard-to-reach areas being missed. The two-pound packs come in a convenient two-pack, which gives you an extra dose should you need it. It’s also very effective, so you won’t find yourself continually treating the pool over and over again.
With BioGuard Spot Kill, you won’t have to worry about damage to your pool surface or affecting your swimmer’s pH levels. As BioGuard Spot Kill works to penetrate into the tough strains of black algae, it helps to break apart the organic matter that is causing it to grow, so it won’t attach itself to your pool surface. Plus, it is gentle enough that pH levels are not affected.
Overall, BioGuard Spot Kill is
Common Questions on BioGuard Spot Kill (2 lb) (2 Pack)
• What is BioGuard Spot Kill?BioGuard Spot Kill is a pool and spa treatment for surface blemishes, used to eliminate organic staining.
• What does the 2 lb (2 Pack) size include?
The 2 lb (2 Pack) of BioGuard Spot Kill includes two pounds of treatment and is designed for treating up to 10,000 gallons of pool or spa water.
• How should the product be used?
BioGuard Spot Kill should be applied directly to affected areas in pool or spa water and left for 15-20 minutes before backwashing or filter cleaning.
• What type of results can I expect?
BioGuard Spot Kill will alleviate organic discoloration on pool and spa surfaces, leaving your water clean and stain free.
• Is the 2 lb (2 Pack) effective for all pools and spas?
Yes, the 2 lb (2 Pack) size of BioGuard Spot Kill is suitable for all pool and spa types, up to 10,000 gallons in total.
Why We Like This
• 1. Fast acting formula to quickly eliminate black algae.• 2. Non staining, fast dissolving formula is safe for all types of pool surfaces.• 3. Two pound pack provides enough product to treat up to 20,000 gallons of pool water.• 4. Easy to use granular formula makes it simple to apply the product.• 5. Environmentally friendly, chlorine free product.
Additional Product Information
| Height | 3.18897 Inches |
| Length | 9.40943 Inches |
| Weight | 4.44875 Pounds |
Benefits of Black Algae Killer
Summertime is the perfect time to enjoy the outdoors and go for a swim. Unfortunately, it’s also prime time for algae blooms. Algae can make your pool look dirty and slimy, and it’s a pain to get rid of. The good news is that there are plenty of effective algae killers on the market that can help you keep your pool clean all summer long.
One of the best black algae killers is chlorine bleach. Bleach is a strong disinfectant that will kill most types of bacteria and fungi, including black algae.Bleach is also relatively inexpensive and easy to find at any local grocery or hardware store.
To use bleach as analgae killer, simply add one cupof chlorine bleach per 100 gallonsof water in your pool.
Buying Guide for Best Black Algae Killer
Best Black Algae Killers
There are a few things to consider when purchasing a black algae killer. The following is a guide to help you find the best product for your needs:
Type of Black Algae
The first thing to consider is the type of black algae you have. There are two main types of black algae: bristle and thread. Bristle algae are larger and have a bristly texture, while thread algae are thinner and have a stringy texture.
Size of Black Algae
The next thing to consider is the size of the black algae. This will determine the strength of the product you need. If the black algae is small, you can use a weaker product. If the black algae is large, you will need a stronger product.
Ingredients
The ingredients in the product are also important to consider. You want to make sure the product you choose contains ingredients that are safe for your fish and plants. Some ingredients to look for include: copper sulfate, sodium bicarbonate, and potassium permanganate.
Application Method
The final thing to consider is the application method. There are two main methods: spot treatment and whole pond treatment. Spot treatment is when you apply the product directly to the affected area. Whole pond treatment is when you add the product to the entire pond.
Conclusion
Thanks for considering our product! Here are some final thoughts that may help you make your decision.
Algae can be unsightly and harmful to your pool, but with regular treatment it can be easy to keep under control. Our algae killer is one of the best on the market, and has been proven to be effective against all types of black algae. It is also safe for use around children and pets.
We offer a money back satisfaction guarantee, so you can buy with confidence knowing that you will be happy with the results.