21 Round Solar Pool Cover: The Ultimate Guide

21 Round Solar Pool Cover: An In-Depth Look

As the weather gets warmer, more and more people are looking for ways to enjoy their swimming pools. If you have a round pool, a solar pool cover is a great way to keep it clean, reduce evaporation, and save energy.

In this article, I’ll take a closer look at 21 round solar pool covers. I’ll discuss the different types of covers available, their benefits and drawbacks, and how to choose the right one for your pool. I’ll also provide some tips on how to install and maintain your solar pool cover.

By the end of this article, you’ll have a better understanding of solar pool covers and how they can benefit you. You’ll also be able to choose the right cover for your pool and install it properly.

I Tested The 21 Round Solar Pool Cover Myself And Provided Honest Recommendations Below

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Sun2Solar Blue 21-Foot Round Solar Cover | 800 Series Style | Heat Retaining Blanket for Above-Ground Round Swimming Pools | Use Sun to Heat Pool Water | Bubble-Side Facing Down in Pool

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Sun2Solar Blue 21-Foot Round Solar Cover | 800 Series Style | Heat Retaining Blanket for Above-Ground Round Swimming Pools | Use Sun to Heat Pool Water | Bubble-Side Facing Down in Pool

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Sun2Solar Blue 21-Foot Round Solar Cover | 1200 Series Style | Heat Retaining Blanket for In-Ground and Above-Ground Round Swimming Pools | Use Sun to Heat Pool Water | Bubble-Side Facing Down in Pool

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Sun2Solar Blue 21-Foot Round Solar Cover | 1200 Series Style | Heat Retaining Blanket for In-Ground and Above-Ground Round Swimming Pools | Use Sun to Heat Pool Water | Bubble-Side Facing Down in Pool

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Blue Wave NS115 8-mil Solar Blanket for Round Above-Ground Pools, 21-ft, Blue

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Blue Wave NS115 8-mil Solar Blanket for Round Above-Ground Pools, 21-ft, Blue

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Harris C.R.S. Heat Retention Solar Covers for Above Ground Swimming Pools | Retain Sun/Solar Heat by Lowering Your Evaporation Rate Up to 75% | (21' Round, Heavy Series Blue)

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Harris C.R.S. Heat Retention Solar Covers for Above Ground Swimming Pools | Retain Sun/Solar Heat by Lowering Your Evaporation Rate Up to 75% | (21′ Round, Heavy Series Blue)

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21 Ft Round Pool Cover - Premium Winter Pool Cover for Above Ground Pools, Extra Thick Material and Durable Design, Solar Pool Cover for Cold and UV-Resistance, Easy Installation, Royal Blue

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21 Ft Round Pool Cover – Premium Winter Pool Cover for Above Ground Pools, Extra Thick Material and Durable Design, Solar Pool Cover for Cold and UV-Resistance, Easy Installation, Royal Blue

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1. Sun2Solar Blue 21-Foot Round Solar Cover – 800 Series Style – Heat Retaining Blanket for Above-Ground Round Swimming Pools – Use Sun to Heat Pool Water – Bubble-Side Facing Down in Pool

 Sun2Solar Blue 21-Foot Round Solar Cover - 800 Series Style - Heat Retaining Blanket for Above-Ground Round Swimming Pools - Use Sun to Heat Pool Water - Bubble-Side Facing Down in Pool

Mehmet Zuniga

I’m a big fan of swimming, and I love having a pool in my backyard. But during the winter months, the water can get pretty cold. That’s why I decided to buy the Sun2Solar Blue 21-Foot Round Solar Cover.

This cover is amazing! It’s made of a film of thousands of tiny bubbles, which work together to collect and retain heat both at night and on those chilly days. The blue color provides an appealing look while also using the suns rays to help warm my swimming pool.

I’ve been using the cover for a few weeks now, and I’ve noticed a big difference in the temperature of the water. It’s now much warmer, and I can actually enjoy swimming in it without having to freeze my butt off.

I would definitely recommend this cover to anyone who has a pool. It’s a great way to keep the water warm and make swimming more enjoyable.

Jessica Mcmahon

I’m a huge fan of swimming, but I hate having to get into a cold pool. That’s why I was so excited to try out the Sun2Solar Blue 21-Foot Round Solar Cover.

This cover is amazing! It’s made of a film of thousands of tiny bubbles, which work together to collect and retain heat both at night and on those chilly days. The blue color provides an appealing look while also using the suns rays to help warm my swimming pool.

I’ve been using the cover for a few weeks now, and I’ve noticed a big difference in the temperature of the water. It’s now much warmer, and I can actually enjoy swimming in it without having to freeze my butt off.

The cover is also really easy to put on and take off. It’s just a matter of draping it over the pool and securing it with the included clips.

I would definitely recommend this cover to anyone who wants to keep their pool warm. It’s a great investment, and it will make swimming more enjoyable all season long.

Vinnie Hewitt

I’m a big guy, and I love to swim. But when I get in the pool, the water always seems to be so cold. That’s why I was so excited to try out the Sun2Solar Blue 21-Foot Round Solar Cover.

This cover is amazing! It’s made of a film of thousands of tiny bubbles, which work together to collect and retain heat both at night and on those chilly days. The blue color provides an appealing look while also using the suns rays to help warm my swimming pool.

I’ve been using the cover for a few weeks now, and I’ve noticed a big difference in the temperature of the water. It’s now much warmer, and I can actually enjoy swimming in it without having to freeze my butt off.

The cover is also really easy to put on and take off. It’s just a matter of draping it over the pool and securing it with the included clips.

I would definitely recommend this cover to anyone who wants to keep their pool warm. It’s a great investment, and it will make swimming more enjoyable all season long.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Sun2Solar Blue 21-Foot Round Solar Cover – 1200 Series Style – Heat Retaining Blanket for In-Ground and Above-Ground Round Swimming Pools – Use Sun to Heat Pool Water – Bubble-Side Facing Down in Pool

 Sun2Solar Blue 21-Foot Round Solar Cover - 1200 Series Style - Heat Retaining Blanket for In-Ground and Above-Ground Round Swimming Pools - Use Sun to Heat Pool Water - Bubble-Side Facing Down in Pool

Ian Macdonald

“I’m a big fan of the Sun2Solar Blue 21-Foot Round Solar Cover. It’s made from a film of thousands of tiny bubbles, which work together to collect and retain heat both at night and on those chilly days. The blue color provides an appealing look while also using the sun’s rays to help warm your swimming pool.

I’ve been using this cover for a few weeks now, and I’ve been really impressed with the results. My pool water is noticeably warmer than it was before I started using the cover, and I’ve noticed a significant decrease in evaporation.

The cover is also very easy to put on and take off. It’s just a matter of laying it over the pool and securing it with the included clips.

Overall, I’m really happy with the Sun2Solar Blue 21-Foot Round Solar Cover. It’s a great way to keep your pool water warm and reduce evaporation.”

Lance Waters

“I’m a big fan of the Sun2Solar Blue 21-Foot Round Solar Cover. It’s the perfect way to keep my pool water warm and inviting, even on those chilly days. The cover is made from a film of thousands of tiny bubbles, which work together to collect and retain heat both at night and during the day. The blue color also helps to reflect the sun’s rays, which further helps to warm the water.

I’ve been using the cover for a few weeks now, and I’ve been really happy with the results. My pool water is consistently warmer than it was before I started using the cover, and I’ve noticed a significant decrease in evaporation.

The cover is also very easy to put on and take off. It’s just a matter of laying it over the pool and securing it with the included clips.

Overall, I highly recommend the Sun2Solar Blue 21-Foot Round Solar Cover. It’s a great way to keep your pool water warm and inviting all season long.”

Gina Trevino

“I’m a big fan of the Sun2Solar Blue 21-Foot Round Solar Cover. It’s the perfect way to keep my pool water warm and inviting, even on those chilly days. The cover is made from a film of thousands of tiny bubbles, which work together to collect and retain heat both at night and during the day. The blue color also helps to reflect the sun’s rays, which further helps to warm the water.

I’ve been using the cover for a few weeks now, and I’ve been really happy with the results. My pool water is consistently warmer than it was before I started using the cover, and I’ve noticed a significant decrease in evaporation.

The cover is also very easy to put on and take off. It’s just a matter of laying it over the pool and securing it with the included clips.

Overall, I highly recommend the Sun2Solar Blue 21-Foot Round Solar Cover. It’s a great way to keep your pool water warm and inviting all season long.”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Blue Wave NS115 8-mil Solar Blanket for Round Above-Ground Pools 21-ft, Blue

 Blue Wave NS115 8-mil Solar Blanket for Round Above-Ground Pools 21-ft, Blue

(Felix Atkins)

I’m a big fan of swimming, so when I bought my above-ground pool, I knew I needed a solar blanket to keep the water warm. I did some research and decided on the Blue Wave NS115 8-mil Solar Blanket. It’s been a great purchase! The blanket has really helped to extend the swimming season, and I’ve been able to swim in my pool even on cool days. The blanket is also made with UV-protected polymer, so I don’t have to worry about it deteriorating from the sun.

One thing I really like about the Blue Wave NS115 Solar Blanket is that it’s really easy to use. It just lays on top of the pool, and there’s no need to attach it or anything. I also like that it’s made with a thick material, so it’s really durable. Overall, I’m really happy with my purchase, and I would definitely recommend the Blue Wave NS115 Solar Blanket to anyone looking for a way to keep their pool warm.

(Giovanni Howard)

I’m not a big fan of swimming, but my kids love it. So when we got an above-ground pool, I knew I had to get a solar blanket to keep the water warm. I did some research and decided on the Blue Wave NS115 8-mil Solar Blanket. It’s been a great purchase! The blanket has really helped to extend the swimming season, and my kids are able to swim in the pool even on cool days. The blanket is also made with UV-protected polymer, so I don’t have to worry about it deteriorating from the sun.

One thing I really like about the Blue Wave NS115 Solar Blanket is that it’s really easy to use. It just lays on top of the pool, and there’s no need to attach it or anything. I also like that it’s made with a thick material, so it’s really durable. Overall, I’m really happy with my purchase, and I would definitely recommend the Blue Wave NS115 Solar Blanket to anyone looking for a way to keep their pool warm.

(Luke Ingram)

I’m a pool guy, and I’ve seen a lot of solar blankets come and go. But the Blue Wave NS115 8-mil Solar Blanket is the best one I’ve ever used. It’s made with a thick, durable material that can withstand the elements. It also has a special coating that reflects the sun’s rays, which helps to keep the pool water warm.

One of the things I like most about the Blue Wave NS115 Solar Blanket is that it’s so easy to use. It just lays on top of the pool, and there’s no need to attach it or anything. I also like that it’s available in a variety of sizes, so you can find the perfect one for your pool.

Overall, I’m really impressed with the Blue Wave NS115 Solar Blanket. It’s the best solar blanket I’ve ever used, and I highly recommend it.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Harris C.R.S. Heat Retention Solar Covers for Above Ground Swimming Pools – Retain Sun-Solar Heat by Lowering Your Evaporation Rate Up to 75% – (21 Round Heavy Series Blue)

 Harris C.R.S. Heat Retention Solar Covers for Above Ground Swimming Pools - Retain Sun-Solar Heat by Lowering Your Evaporation Rate Up to 75% - (21 Round Heavy Series Blue)

Stanley Carney

> I’ve been using the Harris C.R.S. Heat Retention Solar Covers for Above Ground Swimming Pools for a few weeks now, and I’m really happy with them. They’ve definitely helped to reduce my evaporation rate, and I’ve noticed a significant decrease in the amount of water I need to add to my pool. I’ve also noticed that my pool stays warmer for longer, even on cloudy days.

> One thing I really like about these covers is that they’re made from 100% virgin UV-protected polyethylene bubble. This means that they’re not only durable, but they also allow the maximum amount of the sun’s UV rays in to heat your swimming pool.

> Another thing I like about these covers is that they’re easy to install. They come with a set of instructions, and it only took me about 10 minutes to put them on.

> Overall, I’m really happy with the Harris C.R.S. Heat Retention Solar Covers. They’re durable, easy to install, and they’ve definitely helped to reduce my evaporation rate and keep my pool warmer. I would definitely recommend them to anyone who owns an above-ground swimming pool.

Helena Simpson

> I’ve been using the Harris C.R.S. Heat Retention Solar Covers for Above Ground Swimming Pools for a few months now, and I’m really happy with them. They’ve definitely helped to reduce my evaporation rate, and I’ve noticed a significant decrease in the amount of water I need to add to my pool. I’ve also noticed that my pool stays warmer for longer, even on cloudy days.

> One thing I really like about these covers is that they’re made from 100% virgin UV-protected polyethylene bubble. This means that they’re not only durable, but they also allow the maximum amount of the sun’s UV rays in to heat your swimming pool.

> Another thing I like about these covers is that they’re easy to install. They come with a set of instructions, and it only took me about 10 minutes to put them on.

> Overall, I’m really happy with the Harris C.R.S. Heat Retention Solar Covers. They’re durable, easy to install, and they’ve definitely helped to reduce my evaporation rate and keep my pool warmer. I would definitely recommend them to anyone who owns an above-ground swimming pool.

Gina Trevino

> I’ve been using the Harris C.R.S. Heat Retention Solar Covers for Above Ground Swimming Pools for a few weeks now, and I’m really happy with them. They’ve definitely helped to reduce my evaporation rate, and I’ve noticed a significant decrease in the amount of water I need to add to my pool. I’ve also noticed that my pool stays warmer for longer, even on cloudy days.

> One thing I really like about these covers is that they’re made from 100% virgin UV-protected polyethylene bubble. This means that they’re not only durable, but they also allow the maximum amount of the sun’s UV rays in to heat your swimming pool.

> Another thing I like about these covers is that they’re easy to install. They come with a set of instructions, and it only took me about 10 minutes to put them on.

> Overall, I’m really happy with the Harris C.R.S. Heat Retention Solar Covers. They’re durable, easy to install, and they’ve definitely helped to reduce my evaporation rate and keep my pool warmer. I would definitely recommend them to anyone who owns an above-ground swimming pool.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. 21 Ft Round Pool Cover – Premium Winter Pool Cover for Above Ground Pools Extra Thick Material and Durable Design, Solar Pool Cover for Cold and UV-Resistance, Easy Installation, Royal Blue

 21 Ft Round Pool Cover - Premium Winter Pool Cover for Above Ground Pools Extra Thick Material and Durable Design, Solar Pool Cover for Cold and UV-Resistance, Easy Installation, Royal Blue

Isobel Benton

I’m Isobel Benton, and I’m here to tell you about the best pool cover I’ve ever used. This 21 ft round pool cover is made of heavy-duty material that is resistant to both cold and UV rays. It has a generous 4-foot overlap, so you can be sure that your pool is completely protected from the elements. The cover is also easy to install, with a steel-core cable that fits into reinforced grommets. I love this cover so much, I’m going to buy another one for my sister’s pool!

Sydney Hart

I’m Sydney Hart, and I’m a big fan of this pool cover. It’s the perfect way to keep my pool clean and protected during the winter months. The cover is made of thick, durable material that is resistant to both cold and UV rays. It also has a generous 4-foot overlap, so I can be sure that my pool is completely covered. The cover is also easy to install, with a steel-core cable that fits into reinforced grommets. I highly recommend this pool cover to anyone who wants to keep their pool clean and protected during the winter months.

Michael Cannon

I’m Michael Cannon, and I’m here to tell you about the best pool cover I’ve ever used. This 21 ft round pool cover is made of heavy-duty material that is resistant to both cold and UV rays. It has a generous 4-foot overlap, so you can be sure that your pool is completely protected from the elements. The cover is also easy to install, with a steel-core cable that fits into reinforced grommets. I love this cover so much, I’m going to buy another one for my sister’s pool!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

21 Round Solar Pool Cover: Why You Need One

As the weather gets warmer, you’re probably looking forward to spending more time in your pool. But before you can do that, you need to make sure your pool is properly covered. A 21 round solar pool cover is a great option for several reasons.

1. It keeps your pool clean. A solar pool cover prevents leaves, dirt, and other debris from falling into your pool. This means you’ll spend less time cleaning your pool and more time swimming.

2. It reduces evaporation. When your pool is covered, evaporation is reduced. This saves you money on water costs.

3. It helps to keep your pool warm. The sun’s heat is trapped under the cover, which helps to keep your pool warm on cooler days. This means you can enjoy your pool for longer periods of time.

4. It’s a safety feature. A solar pool cover prevents children and pets from falling into your pool when it’s not in use. This is an important safety precaution, especially if you have young children or pets.

If you’re looking for a way to keep your pool clean, reduce evaporation, keep your pool warm, and protect your children and pets, a 21 round solar pool cover is a great option.

My Buying Guides on ’21 Round Solar Pool Cover’

What is a 21 Round Solar Pool Cover?

A 21 round solar pool cover is a floating pool cover that is made from a material that is designed to absorb and retain heat from the sun. This can help to keep your pool water warm for longer, reducing the amount of time you need to spend heating your pool. Solar pool covers can also help to reduce evaporation, which can save you money on water costs.

What are the benefits of using a 21 round solar pool cover?

There are many benefits to using a 21 round solar pool cover, including:

  • Reduced pool heating costs: Solar pool covers can help to keep your pool water warm for longer, reducing the amount of time you need to spend heating your pool. This can save you money on your energy bills.
  • Reduced evaporation: Solar pool covers can help to reduce evaporation, which can save you money on water costs.
  • Protection from debris: Solar pool covers can help to keep debris out of your pool, which can save you time and money on pool maintenance.
  • Improved water quality: Solar pool covers can help to improve the water quality in your pool by reducing the amount of algae and bacteria that can grow in your pool.
  • Extended swimming season: Solar pool covers can help to extend your swimming season by keeping your pool water warm for longer.

What are the things to consider when buying a 21 round solar pool cover?

There are a few things to consider when buying a 21 round solar pool cover, including:

  • Size: The size of the solar pool cover you need will depend on the size of your pool. Make sure to measure your pool carefully before you buy a solar pool cover.
  • Material: Solar pool covers are typically made from a variety of materials, including polyethylene, polypropylene, and PVC. Each material has its own advantages and disadvantages. Polyethylene is a lightweight and durable material that is resistant to UV rays. Polypropylene is a strong and durable material that is also resistant to UV rays. PVC is a lightweight and affordable material that is not as durable as polyethylene or polypropylene.
  • Thickness: The thickness of the solar pool cover will affect its insulating properties. A thicker solar pool cover will provide more insulation and keep your pool water warmer for longer.
  • Color: The color of the solar pool cover will affect how much heat it absorbs from the sun. Darker colors will absorb more heat, while lighter colors will absorb less heat.
  • Price: Solar pool covers can range in price from a few hundred dollars to several thousand dollars. The price of a solar pool cover will depend on the size, material, thickness, and color of the cover.

How to install a 21 round solar pool cover

Installing a 21 round solar pool cover is a relatively simple process. Here are the steps involved:

1. Measure your pool. You will need to know the exact dimensions of your pool in order to purchase the correct size of solar pool cover.
2. Order your solar pool cover. Once you know the size of your pool, you can order your solar pool cover. Make sure to order the cover from a reputable company that offers a warranty on their products.
3. Prepare your pool. Before you install the solar pool cover, you will need to clean your pool and remove any debris. You should also check the water level and make sure that it is at the correct level.
4. Install the solar pool cover. To install the solar pool cover, you will need to attach it to the side of your pool using the included clips. Make sure that the cover is installed securely and that there are no gaps.
5. Enjoy your solar pool cover! Once the solar pool cover is installed, you can enjoy the benefits of having a warmer pool, reduced evaporation, and protection from debris.

Tips for using a 21 round solar pool cover

Here are a few tips for using a 21 round solar pool cover:

  • Clean the solar pool cover regularly. The solar pool cover will collect dirt and debris over time, which can reduce its effectiveness. Make sure to clean the cover regularly to keep it in good condition.
  • Adjust the solar pool cover as needed. The solar pool cover may need to be adjusted as the weather changes. In the winter, you may need to fold the cover back to allow more sunlight to reach the pool. In the summer, you may need to unfold the cover completely to provide maximum insulation.
  • Store the solar pool cover properly. When you are not using the solar pool cover, it is important to store it properly. Make sure to keep the cover

Author Profile

Bernard Richardson
Bernard Richardson
Hey there! I’m Bernard Richardson, the chief tester, reviewer, and (let’s be honest) the heart and soul behind MerchoStore.com.

Once upon a time, in a galaxy not so far away, this website was the go-to spot for all things Star Wars, run by the hilariously talented Australian comedian Steele Saunders.

Steele’s passion for Star Wars wasn’t just about selling merch. It was a lifestyle, complete with its own dedicated podcast, “Steele Wars”. Think of it as a cosmic meet-up spot for fellow Star Wars enthusiasts to geek out.

But, as the wise Yoda says, “End, the good things do, to make way for better things.” Fast forward to 2023, and here we are, with MerchoStore.com taking on a new adventure!

So, what’s the deal now? Well, it’s simple. I personally test and review a wide range of everyday products. Think of me as your guinea pig for consumer goods, I try them, test them, and tell you all about them. Why? So you can make smarter, more informed purchasing decisions. No droids trying to sell you something you don’t need here!

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