Cute woman with a glass of drink sits near the swimming pool
Greenville, SC

Green to Clean

Did you find something that resembles a swamp when you pulled back your safety cover this season? Pool algae, if left unchecked, can start to grow like the rainforest. Once your swimming pool has gotten too cloudy to see the bottom and the pool water looks green or black, it’s time to pump it out.

No Lifeguard On Duty

Once the pool condition has been assessed, we can start the transformation from your green pool to a clean pool. We will drop pool chemicals in the water that will start to react and break down the algae. Once the pool is ready, we will pump the filled pool and get as much of the debris and algae out as we can. Some pools are bad enough to need multiple treatments, and a heavy algae infestation may call for that.

Green to Clean Pool

Swim at Own Risk

Once the visible algae is gone and the water has been visually transformed, we can focus on balancing the water chemistry. Chemicals must be introduced into the pool slowly and a few at a time so that it is safe for you and the pool surface. The finished result is a stunning pool that you can enjoy time and time again; just be sure to keep the water happy and your equipment serviced.

Swim at Own Risk

Algae Prevention and Ongoing Pool Care

Regular pool maintenance can help with algae control. Some ways pool owners can maintain their pool include:

Cleaning of outdoor swimming pool by net leaf skimmer

Why Choose Net Positive Pools of Greenville?

At Net Positive Pools, our expertise has earned us a reputation as the go-to pool service provider in the Carolinas. We help pool owners in Greenville with their algae problems, turning a green pool back into a swimming pool the whole family can use. Beyond pool algae cleaning, we cover pool filter cleaning and pool inspections. To make pool ownership easier, we also offer regular maintenance that can help keep chemical levels steady and prevent poor circulation and algae growth.

Frequently Asked Questions

How do I know my pool needs green to clean service?

If you pull back the pool’s safety cover and find cloudy water or green or black algae, your pool needs green to clean service.

What happens during a green to clean service?

We assess the pool condition first, then drop a few pool chemicals in the water that react with and break down the algae. Once the pool is ready, we pump the filled pool and pull out the debris and algae.

How do I keep the algae from coming back?

Maintain proper circulation for your pool, clean the pool filter, and schedule regular pool cleanings.

More Services

in-ground pool with blue water

Weekly Maintenance

Keep your pool clean, balanced, and swim-ready all season long with our weekly maintenance service. Our experienced, background-checked technicians handle the essentials. With consistent care, you’ll enjoy crystal-clear water, longer-lasting equipment, and peace of mind knowing your pool is in expert hands every week.

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Men working on pool equipment

Equipment Set/Repair

From weekly maintenance and repairs to full equipment replacements, our experienced, background-checked technicians keep your pool running at its best using quality parts from top brands. We offer transparent pricing with no hidden fees and back all equipment we sell with a three-year warranty on parts and labor.

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Summer outdoor pool with lighting at night.

Pool Light Installation & Repair

The pool filter is keeps your swimming pool clean. It traps dirt, debris, and any particles that can affect water quality.

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Jandy Pool Heater

Pool Heat Pump

Extend your swim season with a professionally installed pool heater designed for performance and efficiency. We handle everything from new heater installations to troubleshooting and repairs, ensuring consistent water temperature and reliable operation year-round.

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Equipment set photo Net Positive Pools

Equipment Set

From pool pump and filter replacements to complete equipment upgrades, our experienced technicians help keep your swimming pool running at its best with quality equipment from trusted manufacturers.

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Salt Cell for Pool

Salt Cell Cleaning

A salt cell needs regular cleaning to keep your water properly sanitized and crystal clear. We service them twice a year to prevent buildup, ensure consistent chlorine conversion, and keep your pool safe and balanced all season long.

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jandy automation equipment

Pool Automation

Take full control of your pool with modern automation systems that let you manage pumps, lighting, heating, and more from your phone. Our team installs and configures reliable, user-friendly solutions that improve efficiency, reduce manual work, and give you total control wherever you are.

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Hand in yellow protective glove cleaning mosaic pool wall

Tile Cleaning

Restore the look of your pool with professional tile cleaning that removes calcium buildup, grime, and staining. Using safe and effective methods, we bring your tile back to life without damaging surfaces, improving both appearance and water quality.

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Underwater shot of the swimming pool

Swimming Pool Closing

Winterize your pool to prevent freeze damage. Our service includes lowering water levels, adding chemicals, blowing out lines, and securing your cover.

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A pool cover stretched tight over a pool

Safety Cover

A properly fitted safety cover protects your family, reduces maintenance, and keeps your pool in great shape through the off-season. We install custom mesh and solid safety covers built to current safety standards, so you can close out the season with confidence.

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Luxury residential pool and cabana surrounded by tall hedges on a warm summer day.

Pool Inspections

Get peace of mind with a comprehensive pool inspection that evaluates equipment, structure, and overall condition. We identify potential issues early and provide clear recommendations to keep your pool in top shape.

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Clear blue pool in the yard.

Pool Liner Repair & Replacement

Our team installs and repairs inground pool liners with precision, ensuring a wrinkle-free fit that protects your pool’s structure and enhances its appearance. From full replacements to damage assessments, we handle it all and refill and balance your water once the job is done.

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Pool filters standing up outside of pool on the ground.

Filter Cleaning

A clean filter is the key to clear water and a longer-lasting pool system. We offer filter and salt cell cleanings twice a year to keep your equipment running efficiently, catch early warning signs like rust or iron buildup, and help you avoid the costly repairs that come with neglected, high-pressure filtration.

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Acid Wash

Acid Wash

If your pool still looks stained, dull, or has calcium buildup even after a standard cleaning, an acid wash may be the solution. It’s a cost-effective alternative to resurfacing that removes a thin layer of plaster to restore your pool’s appearance, and we can also drain and wash your pool to clear stubborn calcium deposits.

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Overhead image of a pool

Leak Detection

Our state-of-the-art leak detection equipment pinpoints problems fast — just make sure your pool is clean, clear, and filled to its normal level so we can deliver the most accurate results possible.

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floating ring on blue water swimpool with waves reflecting in the summer sun

Start Up

Our team handles everything your pool needs coming out of winter — from removing the cover and clearing debris to balancing water chemistry, servicing salt cells, and inspecting equipment. We’ll have your pool clean, clear, and swim-ready for the season, and can also advise on upgrades like new filtration, liners, or automation while we’re at it.

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Pool Pump Repair & Replacement

Pool Pump Repair & Replacement

Our team quickly diagnoses and fixes pump issues, from worn seals to motor failures, using top brands like Jandy. We’ll give you honest advice on whether a repair or replacement is the right call and get your pool running again fast.

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Ready To Start?

Whether you’re selecting the perfect equipment for your pool or planning a comprehensive maintenance schedule, our dedicated team is here to provide personalized guidance.