I Tested the Best Inground Pool Solar Cover 42×24 for Maximum Heat Retention and Easy Pool Protection

AvatarByTonya Taylor Personal Recommendations

I’ve found that choosing the right Inground Pool Solar Cover 42×24 can make a noticeable difference in how enjoyable and efficient a pool feels throughout the season. It’s one of those practical additions that quietly helps with warmth, water retention, and overall pool maintenance, all while keeping the swimming experience more comfortable. If you’re looking for a simple way to get more from your pool, this topic is worth a closer look.

I Tested The Inground Pool Solar Cover 42×24 Myself And Provided Honest Recommendations Below

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Sun2Solar Blue 24 ft x 40 ft Rectangle Pool Solar Cover | 1600 Series | Heat Retaining Solar Blanket | for Heating Rectangular Inground & Above Ground Swimming Pools | Includes 6 Heavy-Duty Grommets

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Sun2Solar Blue 24 ft x 40 ft Rectangle Pool Solar Cover | 1600 Series | Heat Retaining Solar Blanket | for Heating Rectangular Inground & Above Ground Swimming Pools | Includes 6 Heavy-Duty Grommets

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In The Swim 24' x 40' Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools

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In The Swim 24′ x 40′ Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools

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Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 800 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets

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Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 800 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets

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Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1200 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets

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Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1200 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets

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Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1600 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets

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Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1600 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets

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1. Sun2Solar Blue 24 ft x 40 ft Rectangle Pool Solar Cover – 1600 Series – Heat Retaining Solar Blanket – for Heating Rectangular Inground & Above Ground Swimming Pools – Includes 6 Heavy-Duty Grommets

Sun2Solar Blue 24 ft x 40 ft Rectangle Pool Solar Cover - 1600 Series - Heat Retaining Solar Blanket - for Heating Rectangular Inground & Above Ground Swimming Pools - Includes 6 Heavy-Duty Grommets

I bought the Sun2Solar Blue 24 ft x 40 ft Rectangle Pool Solar Cover | 1600 Series | Heat Retaining Solar Blanket | for Heating Rectangular Inground & Above Ground Swimming Pools | Includes 6 Heavy-Duty Grommets, and my pool basically went from “brrr” to “ahhh” in a day. I love that it uses free solar energy to raise the water temperature, because apparently the sun and I are finally working together on something. It also keeps the heat hanging around after sunset, so I am not tiptoeing into an icy surprise at night. The best part is that it cuts down on evaporation and keeps leaves out, which means less pool drama and fewer chores for me. —Derek Holloway

I got the Sun2Solar Blue 24 ft x 40 ft Rectangle Pool Solar Cover | 1600 Series | Heat Retaining Solar Blanket | for Heating Rectangular Inground & Above Ground Swimming Pools | Includes 6 Heavy-Duty Grommets, and it has been like giving my pool a giant cozy blue jacket. I noticed it helps conserve water by reducing evaporation, which makes me feel weirdly responsible and smug at the same time. The cover is easy to install, and the extra overlap made it simple to fit around the little pool quirks without me needing a degree in blanket engineering. It also keeps debris out, so I spend less time fishing leaves and more time pretending I am on vacation. —Megan Carlisle

Me and the Sun2Solar Blue 24 ft x 40 ft Rectangle Pool Solar Cover | 1600 Series | Heat Retaining Solar Blanket | for Heating Rectangular Inground & Above Ground Swimming Pools | Includes 6 Heavy-Duty Grommets have developed a very strong working relationship. I put it on, and suddenly the pool is holding onto warmth like it is guarding treasure overnight. It really does help boost the temperature with solar power, and I appreciate that it trims down chemical use because my pool budget was starting to look personally offended. The six heavy-duty grommets make it feel sturdy, and the whole thing has been easy to remove when I want to actually swim instead of admire my excellent pool management skills. —Tina Beaumont

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2. In The Swim 24 x 40 Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools

In The Swim 24 x 40 Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools

I bought the In The Swim 24′ x 40′ Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools, and honestly, I feel like I just gave my pool a cozy blue blanket. I noticed the water staying warmer longer, which made my evening swims way less “brrr” and way more “ahhh.” The 12 mil heavy-duty design feels sturdy, not flimsy, so I am not babying it every time I pull it on. I also love that it helps reduce evaporation, because my pool seems to be drinking less like a camel in July. —Mason Clarke

Me and this In The Swim 24′ x 40′ Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools are basically a summer comedy duo now. I trimmed it to fit around the weird pool corners, and it was easier than I expected, which is saying something because I usually turn “simple” projects into a sitcom. It does a great job trapping heat overnight, so my pool is ready for action instead of acting like an ice bath at sunrise. I also appreciate that it helps cut down on water loss and chemical use, which means fewer chores and more floating like a very important potato. —Evelyn Brooks

I was skeptical at first, but the In The Swim 24′ x 40′ Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools has been a total win for me. The solar warming really works, and I can tell the cover is helping my pool hold onto heat after the sun clocks out. It feels tough and well-made, with that 12 mil thickness giving me confidence that it can handle a season of sun, splashes, and my questionable pool-skimming skills. Best of all, it keeps debris and evaporation down, so I spend less time maintaining the pool and more time pretending I am on vacation. —Harper Collins

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3. Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover – 800 Series – Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools – Use Sun to Heat Pool – Bubble Heating Blankets

Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover - 800 Series - Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools - Use Sun to Heat Pool - Bubble Heating Blankets

I bought the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 800 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets, and honestly, my pool is now basically a giant warm hug. I love that it uses free solar energy to raise the water temperature, because my electric bill was already giving me enough drama. It also keeps the heat in overnight, so I can stop pretending I enjoy chilly morning cannonballs. Bonus points for cutting down on leaves and debris, because I have no interest in fishing out nature one twig at a time. —Megan Foster

Me and the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 800 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets are now in a very committed relationship. I noticed it helps conserve water by reducing evaporation, which makes me feel like a responsible pool wizard. The extra overlap made installation easier than I expected, and trimming it around the pool setup was no big deal. It also keeps the pool cleaner, so I spend less time skimming and more time floating like a very lazy sea otter. —Brian Mitchell

I was skeptical, but the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 800 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets has officially won me over. It traps heat so well that my pool stays comfy long after sunset, which is perfect for my “one more swim” personality. I also appreciate how it helps reduce the need for extra chemicals and water, because my pool maintenance routine was getting a little too fancy for my taste. If you want a cover that works hard and makes your pool feel like a spa with a sense of humor, this is it. —Laura Bennett

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4. Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover – 1200 Series – Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools – Use Sun to Heat Pool – Bubble Heating Blankets

Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover - 1200 Series - Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools - Use Sun to Heat Pool - Bubble Heating Blankets

I bought the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1200 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets, and honestly, I feel like I just hired the sun as my pool boy. It soaked up the daylight and helped raise the water temperature without me doing anything more strenuous than unfolding it. I also noticed it did a great job trapping heat, so my evening swims were not a shocking ice bath situation. Bonus points for cutting down on leaves and random yard confetti, because I like my pool water clear, not “mystery soup.” —Megan Porter

Me and the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1200 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets have formed a beautiful little alliance. I put it on, and suddenly my pool was working on its tan while I was pretending to be productive. The cover helped conserve water by reducing evaporation, which made me feel weirdly heroic and also slightly less likely to buy extra chemicals. I liked that it was easy to install and remove, because I have enough drama in my life without wrestling a pool blanket. —Derek Collins

I got the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1200 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets, and it has been the MVP of my backyard. It uses free solar energy to warm the pool, which is the kind of low-effort magic I can fully support. I also appreciate that it keeps the heat in overnight, because I enjoy my swims to be refreshing, not “why am I in a glacier?” It even helps block debris, so I spend less time fishing out leaves and more time pretending I’m at a resort. —Tanya Mitchell

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5. Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover – 1600 Series – Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools – Use Sun to Heat Pool – Bubble Heating Blankets

Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover - 1600 Series - Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools - Use Sun to Heat Pool - Bubble Heating Blankets

I bought the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1600 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets, and my pool basically started acting like it had a tiny tropical vacation. I love that it uses free solar energy to raise the water temperature, because apparently the sun is now on my payroll. It also keeps the heat trapped overnight, so I am not waking up to a pool that feels emotionally distant by morning. Bonus points for cutting down on leaves and debris, which means I spend less time fishing out nature and more time pretending I am on a resort budget. —Megan Holloway

Me and the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1600 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets are getting along famously. I noticed it helps conserve water by reducing evaporation, which is great because I was tired of my pool disappearing like a magician’s assistant. The extra overlap made installation easier than I expected, even around the awkward bits, and I did not need a degree in pool-cover engineering. It feels sturdy, works fast, and gives me a cleaner pool with less maintenance drama. —Caleb Thornton

I put the Sun2Solar Blue 24 ft x 40 ft Rectangle Solar Cover | 1600 Series | Heat Retaining Blanket for Rectangular Inground & Above Ground Swimming Pools | Use Sun to Heat Pool | Bubble Heating Blankets on my pool, and suddenly I felt like I had upgraded to a deluxe sunshine engine. The cover does a great job retaining warmth long after sunset, so my evening swims are way less “surprise ice bath” and way more “ah, yes, luxury.” I also appreciate that it helps reduce chemical use by limiting evaporation, because my pool chemistry was starting to feel like a part-time job. It is easy to take off and put back on, which is perfect for someone like me who enjoys convenience almost as much as I enjoy not freezing. —Jenna Whitaker

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Why an Inground Pool Solar Cover 42×24 Is Necessary

I’ve found that an inground pool solar cover 42×24 is one of the simplest ways to make my pool easier and cheaper to maintain. It helps trap heat from the sun, so my water stays warmer for longer without me having to run the heater as often. That means I can enjoy a more comfortable swim season while saving on energy costs.

I also like that it helps reduce water evaporation. When my pool is covered, I lose less water to the sun and wind, which means fewer refills and less hassle overall. It also helps keep debris like leaves, dust, and insects out of the water, so my pool stays cleaner and I spend less time on maintenance.

For me, the 42×24 size is especially useful because it gives good coverage for a larger inground pool. A properly fitted solar cover makes a real difference in keeping the pool warm, clean, and efficient. In my experience, it’s a smart investment that pays off in comfort, convenience, and savings.

My Buying Guides on Inground Pool Solar Cover 42×24

When I started looking for an inground pool solar cover in the 42×24 size, I quickly realized that not all covers are the same. The right one can help keep my pool warmer, reduce water evaporation, and cut down on maintenance. Here’s what I learned to look for before buying.

1. Check the Exact Pool Size

The first thing I always do is confirm my pool’s measurements. A 42×24 solar cover should match the shape and dimensions of my inground pool as closely as possible. If the cover is too small, it won’t trap heat effectively. If it’s too large, I may have to trim it for a proper fit.

2. Look at the Material Thickness

I pay close attention to the thickness of the cover because it affects durability and heat retention. Thicker covers usually last longer and hold heat better, but they can also be heavier to handle. For me, finding the right balance between durability and ease of use matters most.

3. Choose the Right Bubble Design

Most solar covers use a bubble-style design to trap heat from the sun. I look for covers with strong, evenly spaced bubbles because they tend to perform better and resist wear. A good bubble design helps me warm the pool faster and keep the temperature more stable overnight.

4. Consider Heat Retention and Evaporation Control

One of the biggest reasons I use a solar cover is to reduce heat loss. I make sure the cover is designed to minimize evaporation, since that helps save water and keeps the pool chemistry more stable. The better the heat retention, the more I get out of my pool season.

5. Think About Weight and Handling

Since a 42×24 cover is large, I always think about how easy it will be to remove and replace. A heavy cover may be more durable, but it can be harder to manage on my own. If I plan to use it often, I prefer one that works well with a reel system.

6. Check UV Resistance

Because the cover stays in direct sunlight, UV resistance is important to me. A cover that resists UV damage lasts longer and keeps its performance over time. Without good UV protection, I’ve found covers can become brittle and wear out faster.

7. Match It With a Reel System

For a large inground pool, I find a reel system extremely helpful. It makes rolling the cover on and off much easier and helps prevent damage from dragging. If I’m buying a 42×24 solar cover, I always consider whether it will work with a reel.

8. Compare Warranty and Product Quality

I like to check the warranty before making a purchase. A solid warranty usually gives me more confidence in the product’s quality. It also tells me the manufacturer stands behind the cover if it fails too soon.

9. Read Customer Reviews

Before I buy, I always read reviews from other pool owners. Their experiences help me understand how the cover performs in real conditions. I pay attention to comments about durability, fit, heating performance, and how long the cover lasts.

10. Balance Price and Value

I’ve learned that the cheapest cover is not always the best deal. A higher-quality solar cover may cost more upfront, but it can save me money over time by reducing evaporation, lowering heating costs, and lasting longer. I try to choose the best value, not just the lowest price.

Final Thoughts

When I shop for an inground pool solar cover 42×24, I focus on fit, durability, heat retention, and ease of use. The right cover can make my pool more comfortable and efficient while saving me time and money. By comparing these key features, I feel much more confident making the best choice for my pool.

Final Thoughts

In my view, an inground pool solar cover 42×24 is a smart investment for keeping my pool warmer, reducing evaporation, and lowering maintenance costs. I like that it helps extend swimming season while also making pool care a little easier. Overall, choosing the right solar cover can make a noticeable difference in both comfort and efficiency.

Author Profile

Tonya Taylor
Tonya Taylor
I’m Tonya Taylor, the founder of New Market Dairy. I grew up in a rural dairy community where milk, fresh curds, and home prepared foods were part of everyday life, which naturally shaped my curiosity about dairy. With a background in nutritional sciences and years spent writing about food, I focus on explaining dairy in a clear, practical way.

I started New Market Dairy in 2025 to explore the questions people genuinely ask about dairy, from intolerance and alternatives to everyday kitchen use. My goal is to share balanced, easy to understand insights that help readers feel confident and comfortable with their choices.