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The 8 Best liquid solar pool covers of 2025

Are you trying to find liquid solar pool covers among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling liquid solar pool covers on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 26 hours of research and did 49 liquid solar pool covers tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best liquid solar pool covers you can buy today

SaleNo. 1
Sunheater Liquid Solar Blanket for Pools, Cover Free Liquid Heat Shield, Non-Toxic and Safe for Swimmers, Reduces Heat Loss, Chemical Loss and Water Evaporation, New and Improved Formula, 32 oz Bottle
  • LIQUID HEAT SHIELD – Sunheater Liquid Heat Shield helps your pool retain heat by forming an ultra-thin, invisible barrier on top of your pool water that reduces evaporation, the main cause of pool water heat loss.
  • SAFE FOR SWIMMERS – The non-toxic, odor-free formula is 100% safe for both swimmers and pool equipment.
  • EXTENDS SWIMMING SEASON – Sunheater Liquid Heat Shield is better than a solar blanket! There’s no messing around with cumbersome blankets and reels, but it can still extend your pool season by keeping the water warmer for longer.
  • SAVES CHEMICALS – Not only does this liquid solar blanket for pools retain heat, but the reduced evaporation also helps reduce chemical loss.
  • EASY TO USE – Simply add the amount designated for your pool using the easy-to-read markings on the bottle. Use just 4 oz for every 20,000 gallons of water.
No. 2
Natural Chemistry 07100 Spa Swimming Pool COVERfree Barrier Layer - 32oz Each
  • An invisible liquid barrier that conserves water and heat
  • Advanced mono-layer technology
  • Helps conserve hundreds of gallons of pool water
  • Reduces water evaporation
  • 2 Pack
SaleNo. 3
Pool Liquid Solar Blanket with Innovative Heat Lock | The Liquid Solar Blanket for Pools for UV Protectant and Pool Liquid Heat Shield to Reduce Chemical Loss | AquaDoc Pool Chemicals
  • Innovative Heat Retention: AquaDoc's Pool Heat Lock forms a transparent, ultra-thin layer on the water's surface, acting as a barrier to minimize heat loss and maintain a comfortable swimming temperature. Heat Lock is designed to extend your pool season with special heat saving abilities.
  • Conserves Water: Our liquid solar blanket reduces evaporation, helping you conserve water and save on pool refill costs.
  • Safe for Swimming, Eco-friendly Formula: AquaDoc's Pool Heat Lock is a non-toxic, biodegradable solution that respects the environment while effectively retaining pool heat.
  • Easy Liquid Solar Cover Application: The 1-quart container comes with simple, step-by-step instructions, making it easy to integrate AquaDoc's Pool Heat Lock into your pool maintenance routine.
  • Compatible with All Pool Types: Designed for use in saltwater, chlorine, in-ground, and above-ground pools, AquaDoc's Pool Heat Lock is a versatile addition to any pool care regimen.
No. 4
SpaChoice 2-2706-02 Solar Pool Heater for Pools, 1-Quart, 2-Pack
  • 4 ounces per 15,000 gallons of water every 2 weeks
  • Solar cover in a bottle
  • Helps prevent heat loss and minimizes evaporation
  • Conserves water, energy and chemicals
  • Extends pool season
No. 5
TROPICAL FISH LIQUID SOLAR BLANKET - Liquid Heat - Solar Pool Cover in a Bottle - Reduce Evaporation, Conserve Heat - 310mL-(Pack of 3)
  • SAVE WATER: Our advanced liquid solar pool covers for Inground and Above Ground pools, can reduce water evaporation by up to 50%.
  • CONSERVE HEAT: Evaporation accounts for 50% of heat loss from a swimming pool. By reducing evaporation, LiquidHeat helps your pool to stay warmer, longer. Heating Costs, and allow your pool to remain warm and usable for longer as temperatures drop.
  • ANY SHAPE ANY SIZE : LiquidHeat automatically spreads out over the surface to cover a pool of any shape and size. Whether you have a 3-foot deep mini pool, or a 10-meter deep pool, This liquid pool solar blanket can work for you! LiquidHeat helps retain heat in heated pools, granting an average 15% to 40% savings in energy costs.
  • EASY TO USE : Once per week, pour the required amount of LiquidHeat into the pool. That's it! No mess, and no cumbersome bubble blanket to remove or install. So round up all your friends for a pool party - your pool will be ready!
  • SWIMMER AND POOL SAFE : No harmful ingredients! LiquidHeat is safe for swimmers, and safe for pets drinking from the pool surface. It will not affect the balance of the pool water. It will not affect the plumbing or filtration, and will not damage vinyl liners or any other type of pool surface in any way.
No. 6
Solar Pill AP72 Swimming Pool Liquid Solar Blanket Cover (4-Pack)
14 Consomer Reviews
Solar Pill AP72 Swimming Pool Liquid Solar Blanket Cover (4-Pack)
  • Treats up to 30,000 gal.
  • Lasts up to one month per pill
  • Easy to use; simply place in skimmer; automatically dispenses
  • Reduces heat and chemical loss by preventing water evaporation
  • Helps extend your swimming season
SaleNo. 7
Lo-Chlor AB009-12 Aqua Blanket Water Conserving Liquid Biodegradable Protective Pool Barrier Cover, Reduces Evaporation & Heat Loss, 1 Quart
  • Protects pool with an invisible barricade that stops sunlight and evaporation
  • Saves money and extends chemicals use
  • Compatible with all sanitizer types, as well as pool surfaces
SaleNo. 8
Natural Chemistry 20711 Pro Series Liquid Cover, 1 Gallon
  • Invisible barrier that conserves water and heating energy
  • Helps conserve hundreds of gallons of pool water
  • Excellent surface tension helps product remain in Place
No. 10
Rx Clear Solar Retain | Liquid Pool Cover | Easy Method to Reduce Water, Heat & Chemical Loss in Swimming Pools | Traditional Solar Cover Alternative | 1 Quart Bottles | 2 Pack
  • REDUCE LOSS - Heat loss can occur from a variety of factors, most notably evaporation. Solar blankets can help your pool retain the heat, but they are often bulky. Plus, there’s no messing around with cumbersome blankets and reels. Rx Clear Solar Retain will help your pool retain the heat generated by your solar heating system plus it has the added benefit of preserving your pool chemicals, saving you time.
  • ALTERNATIVE PREVENTION - Rx Clear Solar Retain is an alternative to traditional pool covers that acts as an invisible barrier that conserves water and heating energy. Helps conserve hundreds of gallons of pool water by forming a thin layer of protection on the surface of your pool water.
  • BIWEEKLY MAINTENANCE - When used bi-weekly, it will minimize heat loss, prevent excessive water evaporation and reduce the amount of pool chemicals needed to maintain your pool. Swimming pools require only 4 oz. of Rx Clear Solar Retain every two weeks per every 15,000 gallons of water.
  • TRUSTED POOL CHEMICALS - Maintain your swimming pool or spa with reliable pool chemicals and treatment supplies that you can depend on from Rx Clear Solar Retain. Rx Clear Solar Retain Remover is the premier choice for a trusted cleaning product to keep your pool in its best shape.
  • GET MORE ENJOYMENT - Reducing water, heat and chemical loss due to pool water evaporation allows you to retain your pools effectiveness, thereby requiring less frequent refills. It provides heat retention so your swimming season will be extended by weeks so you and your family can enjoy every last bit of fun in the sun.
No. 11
SeaKlear Solar Shield Liquid Pool Solar Cover - 1 Quart (1112000)
  • Unique, patented formulation provides best-in-class evaporation protection (US patent #: 8021545)
  • Long-lasting formula can be dosed monthly or weekly in high evaporation conditions
  • Reduces evaporation in the first week of use
  • Can help prevent the loss of up to 1,5000 gallons of water per month (In 15,000 Gallon Pool)
  • Perfect for large and irregularly-shaped pools
No. 12
SpaChoice 2-2706-04 Solar Pool Heater for Pools, 1-Quart, 4-Pack
  • 4 ounces per 15,000 gallons of water every 2 weeks
  • Solar cover in a bottle
  • Helps prevent heat loss and minimizes evaporation
  • Conserves water, energy and chemicals
  • Extends pool season
No. 13
Pool Mate 1-2706 Solar Pool Heater for Pools, 1-Quart
  • 4 ounces per 15,000 gallons of water every 2 weeks
  • Solar cover in a bottle
  • Helps prevent heat loss and minimizes evaporation
  • Conserves water, energy and chemicals
  • Extends pool season
No. 14
Abaodam 1PC Swimming Pool Safety Cover Sandbox Pool Solar Cover Liquid Pool Cover Bathtub Cover Rainproof Bubble Frame Solar Blanket Spa Liquid Sandbox Canopy Child
  • Rainproof pool cover: summer round solar above ground pool cover keeps out leaves debris dirt quick set.with thermal insulation effect and can reduce the of pool water heating.
  • Swimming pool protection cover: its easy to use and install with .
  • Kids pool cover: this item is manufactured with premium fabric material for durable and long-lasting use.
  • Solar blanket: made of material for durable and long lasting use.
  • Sandbox cover: with this pool cover, can and rain from getting into the pools.
No. 15
Heatsavr HS560 The Liquid Solar Pool Cover Daily Dosage Jug (Pack of 4)
  • Cuts overnight heat loss in half - get your pool warmer, quicker. And keep it that way
  • Conserves water lost to evaporation by up to 50% - less cold water you need to refill your pool with
  • Easier to use than plastic pool blankets - no more rollers, backaches or frustration
  • It won't break apart, leaving pieces to clog your filter
  • Can be used on uniquely shaped pools and those with water features, like spillovers or waterfalls
No. 16
Heatsavr HS140 The Liquid Solar Pool Cover Automated Kit
  • Cuts overnight heat loss in half - get your pool warmer, quicker. And keep it that way
  • Conserves water lost to evaporation by up to 50% - less cold water you need to refill your pool with
  • Easier to use than plastic pool blankets - no more rollers, backaches or frustration
  • It won't break apart, leaving pieces to clog your filter
  • Can be used on uniquely shaped pools and those with water features, like spillovers or waterfalls
  • This is an aftermarket of generic part
SaleNo. 17
Intex Solar Cover for 15ft Diameter Easy Set and Frame Pools
30,249 Consomer Reviews
Intex Solar Cover for 15ft Diameter Easy Set and Frame Pools
  • SOLAR COVER: Keep your pool protected in the off season and reduce maintenance costs with this solar swimming pool cover; Save up to 50 percent on pool chemical usage when covered
  • RETAIN HEAT: Retain heat to keep water at a consistent temperature; Ideal as a thermal blanket for heated pools
  • DRAIN HOLES: Floats on the surface of the water and has drain holes to prevent water accumulation
  • REDUCE EVAPORATION: Reduce water evaporation by 95 percent; Keeps leaves and debris from getting into the pool
  • SPECIFICATIONS: Includes reusable carry bag for easy storage; Cover size: 15 foot; Pool size compatibility: 15 foot
No. 18
In The Swim 16' x 32' Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools
102 Consomer Reviews
In The Swim 16' x 32' Premium Blue Rectangle Solar Pool Cover 12 Mil for Solar Heating Above Ground Pools and Inground Pools
  • 12 Mil thickness increases surface water temperature up to 15 degrees, extending your pool season enjoyment.
  • Light blue cover color is a happy medium between heat absorption and retention
  • Prevents evaporative heat loss during cool nights
  • Cover cover should only be used when chlorine levels are below 2.5 ppm and pH levels are above 7.2.
  • Using a solar cover reel provides more convenience when removing and applying the cover as well as helping to reduce wear and tear.
SaleNo. 19
Intex Solar Pool Cover for 18' x 9' Rectangular Frame Outdoor Swimming Pools with Carrying Storage Bag, (Pool Cover Only), Blue
  • Durable cover effectively keeps debris out of your swimming pool, leading to reduced chemical consumption and significantly simplified maintenance for inground pools
  • Swimming experience will be enjoyable and energy-efficient thanks to the cover's air bubbles, which collect and transfer solar heat to keep the pool water temperature constant
  • Crafted to preserve pool water temperature and reduce water evaporation by an impressive 95%, offering a more eco-friendly swimming experience and reducing heating costs
  • Suitable for 18 by 9-foot rectangular frame swimming pools; Enhance water temperature retention and reduce maintenance with this cover, pool not included
  • Dimensions of 216 inches in length by 108 inches in width, and it weighs 7.72 pounds; This size ensures optimal coverage and convenience for your pool
No. 20
Sun2Solar Clear 16-Foot-by-36-Foot Rectangle Solar Cover Heat Retaining Blanket | 1200 Series with 6-Pack of Grommets Bundle | In-Ground and Above-Ground Rectangular Swimming Pools | Bubble-Side Down
  • NO POOL HEATER, NO PROBLEM - Sun2Solar pool blankets remain floating on the surface of your above-ground pool, using the sun to make your pool warmer. The pool solar cover uses each bubble to create and transfer thermal energy to the water.
  • KEEP YOUR HEAT - No need to add an extra solar pool heater in order to keep your pool water warming. Our clear blanket allows the sun's light to pump heat into your swimming pool through each bubble.
  • MINIMIZE WATER LOSS - You will lose enough water with every splash and all the waves throughout the summer. Don't let the sun take the rest. Your solar blankets will be protective of the liquid in your outdoor pool. Prevent up to 95% of water loss by keeping your thermal cover on between swimming sessions.
  • TRIM TO FIT - Each pool blanket can be trimmed to fit your pool shape. Make sure to keep the bubble solar pool cover face bubbles down and cut with scissors. This will not void your warranty. We understand your unique blanket cover needs.
  • GROMMETS - Easy to set up around the diameter of your solar blanket, a grommet cover is easier to move across the surface of your swimming pool. Combine with a solar reel system for storage in order to best protect your solar pool covers.

How to choose a good liquid solar pool covers

Does the idea of finding a fantastic liquid solar pool covers make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in liquid solar pool covers. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top liquid solar pool covers products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top liquid solar pool covers on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top liquid solar pool covers brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top liquid solar pool covers based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the liquid solar pool covers were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good liquid solar pool covers, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your liquid solar pool covers.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting liquid solar pool covers for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our liquid solar pool covers. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what liquid solar pool covers should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on liquid solar pool covers.