Best Solar Pool Heater – Top 5 Picks & Review

Imagine diving into your pool on a cool evening, but instead of a refreshing splash, you get a shiver! Many pool owners know this feeling. They dream of longer swimming seasons and warmer water without a huge energy bill. But when it comes to solar pool heaters, the choices can feel overwhelming. You might wonder, “Which one is best for my backyard?” or “Will it really save me money?”

This is where we come in. We understand the confusion and the desire for a perfectly heated pool. That’s why we’ve put together this easy-to-understand guide. We’ll break down what makes a solar pool heater work, what to look for when you’re shopping, and how to pick the one that fits your needs and your budget. You’ll learn how to turn your pool into a cozy oasis, ready for fun whenever you are.

So, get ready to say goodbye to chilly dips and hello to endless summer days. Keep reading, and we’ll show you how to make the smart choice for your solar pool heating adventure!

Our Top 5 Solar Pool Heater Recommendations at a Glance

Top 5 Solar Pool Heater Detailed Reviews

1. Intex 28685E 47 Inch x 47 Inch Solar Pool Water Heater Mat for 8

Intex 28685E 47 Inch x 47 Inch Solar Pool Water Heater Mat for 8,000 Gallon Above Ground Swimming Pool with Hose Attachment and Adaptors, Black

Rating: 8.9/10

Want warmer pool water without the high energy bills? The Intex 28685E Solar Pool Water Heater Mat is your answer. This mat uses the sun’s power to gently heat your above-ground pool. It’s a simple and eco-friendly way to enjoy your pool longer. It works with most filter pumps and is easy to set up.

What We Like:

  • It’s easy to use and very economical.
  • The solar technology heats your pool water naturally.
  • It can raise your pool temperature by 5 to 9 degrees.
  • The mat’s surface is 11 square feet, perfect for catching sun.
  • It’s made of strong, UV-resistant PVC for lasting use.
  • It includes everything you need for a 1.25-inch hose connection.
  • Adaptors are included for a 1.50-inch hose.
  • It’s suitable for pools up to 8,000 gallons.
  • It folds up small for easy storage in the winter.

What Could Be Improved:

  • The heating effect depends on the weather.
  • It is compatible with filter pumps up to 1/3 HP or less than 2,000 GPH.

This solar mat is a smart choice for anyone wanting a warmer pool. It’s an easy way to extend your swimming season and save money.

2. IRONMAX Solar Pool Heater

IRONMAX Solar Pool Heater, 2.5 x 20 Feet Above Ground/Inground Solar Panels for Pool Heating, Weatherproof Pool Warmer, Portable Swimming Pool Heaters System for Outdoor Roofs

Rating: 9.3/10

Ready to extend your swimming season and save money on heating costs? The IRONMAX Solar Pool Heater is a game-changer for anyone with an above-ground or in-ground pool. This system uses the power of the sun to gently warm your pool water, making it perfect for those cooler days and evenings. Its smart design and durable materials ensure it can handle the elements while efficiently doing its job.

What We Like:

  • It heats your pool effectively, potentially raising the temperature by up to 10.8°F and helping you swim longer.
  • It’s built tough with PE material that can handle a wide range of temperatures, from freezing to hot.
  • Setup is straightforward with the included parts, and it works with most pool pump systems (just make sure your pump is at least 0.75HP and pressure is under 21 PSI).
  • You can connect multiple panels to heat larger pools, and the kit comes with everything you need to get started.
  • The roll-up design makes it easy to store when not in use.
  • It uses renewable energy, which is good for the environment and your wallet.

What Could Be Improved:

  • The pump is not included, so you’ll need to have one already or purchase it separately.
  • The guide for selecting the right size can be a little confusing, requiring careful consideration of your pool dimensions.

The IRONMAX Solar Pool Heater offers an eco-friendly and cost-effective way to enjoy your pool for longer. With its durable construction and easy setup, it’s a smart investment for any pool owner.

3. BigXwell Solar Pool Cover

BigXwell Solar Pool Cover, Blue 16-mil 18x36 Foot Rectangle Pool Heaters for In-Ground Pools, 1600 Series Heavy-Duty Insulating Pool Heater Cover for Swimmer

Rating: 8.8/10

Get ready to extend your swimming season and save money with the BigXwell Solar Pool Cover! This heavy-duty, 16-mil blue cover is designed for 18×36 foot rectangular in-ground pools. It’s built to harness the sun’s power, keeping your water warm and your pool clean.

What We Like:

  • The cover uses sunlight to naturally heat your pool. This means you can rely less on expensive heaters and save energy.
  • It traps heat effectively. You’ll enjoy a warm swim even when the weather isn’t perfect.
  • It reduces water and chemical loss. The cover acts as a barrier, stopping evaporation. This keeps your pool cleaner and lowers maintenance costs.
  • It protects your pool from everyday nuisances. Dust, leaves, debris, and even animals are kept out.
  • The cover is made from high-quality, durable material. It’s built to last, even in tough weather.
  • It’s lightweight and simple to put on and take off. Installation and removal are a breeze.

What Could Be Improved:

  • While durable, the 16-mil thickness might not be the thickest option available for extreme climates.
  • The blue color, while standard, might not be everyone’s aesthetic preference for their backyard.

The BigXwell Solar Pool Cover offers a smart and eco-friendly way to enjoy your pool more. It’s a worthwhile investment for any pool owner looking to save money and reduce upkeep.

4. Goplus Solar Pool Heater Above Ground

Goplus Solar Pool Heater Above Ground, Inground Swimming Pool Dorm Heater with Rotatable Hose Connectors and Foldable Legs, Solar Powered Water Heating

Rating: 8.7/10

Extend your swimming season and enjoy warmer water with the Goplus Solar Pool Heater. This innovative heater harnesses the power of the sun to efficiently warm your above-ground or in-ground pool, making chilly dips a thing of the past. Its smart design ensures you get the most out of every sunny day.

What We Like:

  • Enhanced Solar Absorption: The black coil and transparent dome cover work together to capture and keep more heat, raising your pool temperature by 5.4-7.2℉. This means less heat escapes into the air.
  • Flexible & Space-Saving Design: Foldable legs let you tilt the heater for the best sun exposure. They also fold down for easy, compact storage when not in use, saving you space.
  • Versatile Connection Options: Rotatable hose connectors offer flexibility for different hose setups. You can even link up to three heaters for extra warming power. It fits 1½” and 1¼” joints.
  • Universal Pool Compatibility: This heater works with both above-ground and in-ground pools, offering a solution for most pool owners.
  • Easy Setup & Complete Package: The package includes everything you need to get started: hoses, gaskets, tape, clamps, and reducers. Setup is straightforward.

What Could Be Improved:

  • Pump Not Included: You’ll need to provide your own 1-2HP power pump with a flow rate up to 16 GPM.
  • Pressure Limit: Ensure the pressure doesn’t go over 0.8 kPa for safe operation.

This Goplus solar pool heater is a smart and eco-friendly way to boost your pool’s temperature. Enjoy more comfortable swimming days with this efficient solar solution.

5. Solar Sun Rings Portable Above Ground Inground Swimming Pool Hot Tub Spa Heating Accessory Circular Heater Solar Cover

Solar Sun Rings Portable Above Ground Inground Swimming Pool Hot Tub Spa Heating Accessory Circular Heater Solar Cover, Blue (6 Pack)

Rating: 9.0/10

Looking to extend your swimming season and enjoy warmer pool water without a huge energy bill? The Solar Sun Rings Portable Above Ground Inground Swimming Pool Hot Tub Spa Heating Accessory Circular Heater Solar Cover, Blue (6 Pack) offers a clever way to harness the sun’s power to heat your pool.

What We Like:

  • These rings use the sun’s energy to warm your pool water.
  • They are made from two layers of strong, UV-resistant vinyl.
  • The clear top layer focuses sunlight onto the blue bottom layer, which absorbs the heat.
  • They are easy to use; just let them float on your pool’s surface.
  • The pack comes with 6 rings, giving you good coverage.
  • They are designed to be an energy-saving way to heat your pool.
  • Magnets are included to connect the rings together.

What Could Be Improved:

  • These rings do not cover the entire pool surface, so some heat will still escape.
  • For best results at night, you need to use them with other insulation like a solar blanket.
  • They are not a replacement for a full solar cover.
  • Be careful not to over-inflate them.
  • They are not meant to be used as a flotation device.

While the Solar Sun Rings are a helpful tool for warming your pool, remember they work best when used as a heating accessory alongside other insulating methods to keep your water toasty all day and night.

Warm Up Your Pool: The Smart Buyer’s Guide to Solar Pool Heaters

Tired of chilly dips in your backyard oasis? A solar pool heater can transform your swimming experience, letting you enjoy your pool for longer each year. These eco-friendly devices harness the sun’s power to warm your water, saving you money on energy bills. Let’s dive into what you need to know before you buy.

Key Features to Look For

1. Collector Type
  • Glazed Collectors: These have a glass cover. They trap heat better, like a greenhouse. They are good for cooler climates or if you want your pool warmer.
  • Unglazed Collectors: These are open to the air. They are simpler and less expensive. They work best in sunny, warm areas.
2. Size and Capacity

The heater needs to be big enough for your pool. A good rule is that the collector area should be about 50% to 100% of your pool’s surface area. More sun means you can get away with a smaller collector. A bigger collector heats your pool faster.

3. Durability and Materials

Look for heaters made from strong materials. They need to withstand sun, rain, and chemicals. Good materials mean your heater lasts longer.

4. Flow Rate

This tells you how much water the heater can warm. It needs to match your pool pump’s flow rate. If it’s too high or too low, it won’t work right.

5. Mounting Options

Where will you put it? Most heaters can go on a roof, a rack, or on the ground. Make sure you have a sunny spot with enough space.

Important Materials

The materials used in a solar pool heater really matter for how well it works and how long it lasts. Good quality heaters use materials that can handle the sun’s heat and the outdoor elements.

  • Collectors: The main part that soaks up the sun. They are often made of black plastic or rubber. Black absorbs the most heat. Some higher-end models might use metal fins with a special coating.
  • Piping: This carries the water. It should be UV-resistant to stop it from breaking down in the sun.
  • Frame and Housing: This protects the collector. It should be made of durable plastic or metal that won’t rust.

Factors That Improve or Reduce Quality

Factors That Improve Quality:
  • Direct Sunlight: The more sun your heater gets, the better it works. Shade from trees or buildings will reduce its effectiveness.
  • Proper Installation: A good installer makes sure the heater is angled correctly towards the sun. They also ensure it’s connected correctly to your pool system.
  • Clear Collector Surface: Keep the collectors clean. Dirt and debris can block the sun’s rays.
  • Good Insulation: For glazed collectors, good insulation helps keep the heat in.
Factors That Reduce Quality:
  • Shade: As mentioned, shade is a big problem.
  • Leaks: Leaks in the system mean you lose water and heated water.
  • Poor Materials: Cheap plastic can become brittle and crack in the sun.
  • Incorrect Size: A heater that’s too small won’t warm your pool enough.

User Experience and Use Cases

Solar pool heaters are pretty simple to use. Once installed, they work automatically. The sun heats the water, and your pump circulates it through the collectors and back into your pool. Many systems let you control the temperature or bypass the heater when you don’t need it.

Use Cases:

  • Extending Swimming Season: Enjoy your pool in spring and fall when it would normally be too cold.
  • Reducing Energy Costs: Say goodbye to high electricity or gas bills for pool heating.
  • Eco-Friendly Heating: Use clean energy from the sun.
  • Warmer Water for Kids: Make swimming more comfortable for families with young children.

Choosing the right solar pool heater means thinking about your pool size, your climate, and your budget. With the right choice, you’ll be enjoying warmer swims all season long!


Frequently Asked Questions (FAQ) About Solar Pool Heaters

Q: How much does a solar pool heater cost?

A: Prices can range from a few hundred dollars for a small DIY kit to a few thousand for a professionally installed, larger system. The cost depends on the size, type, and brand.

Q: Will a solar pool heater work on cloudy days?

A: They work best on sunny days. On cloudy days, they will still heat the water a little, but not as much. You might need a backup heater if you live in a cloudy area.

Q: How long does it take to heat a pool with a solar heater?

A: It can take a few sunny days to heat a cool pool. Once it’s warm, the heater will help keep it at that temperature.

Q: Can I install a solar pool heater myself?

A: Some simpler kits are designed for DIY installation. However, larger or more complex systems often require professional installation to ensure they work correctly and safely.

Q: How much maintenance do solar pool heaters need?

A: They need very little maintenance. You should keep the collectors clean and check for any leaks occasionally.

Q: Do I need a special pump for a solar pool heater?

A: Usually, your existing pool pump will work fine. The important thing is that the pump’s flow rate matches the heater’s requirements.

Q: Can I use a solar pool heater with a pool cover?

A: Yes! Using a pool cover is highly recommended. It helps keep the heat in the water, so your solar heater works even better.

Q: What is the lifespan of a solar pool heater?

A: A well-maintained solar pool heater can last for 10 to 20 years or even longer.

Q: Will a solar pool heater work in the winter?

A: They are generally not effective in winter unless you live in a very warm climate. You’ll likely need to turn it off and drain it to prevent damage from freezing.

Q: Are solar pool heaters environmentally friendly?

A: Yes, they are very eco-friendly. They use free, renewable energy from the sun and don’t produce any harmful emissions.

In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.

If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.

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