The Pool Cover That Pays for Itself With an 8-Year Warranty
Transform your pool into a low‑maintenance, high‑efficiency oasis with the GeoBubble™ EnergyGuard™ 20 Mil Solar Pool Cover — the only pool cover engineered to heat your pool, reduce water loss, and prevent algae growth all at once. Designed for year‑round performance, it keeps your pool cleaner, warmer, and ready to dive in whenever you are.
Swim Smarter. Spend Less.
- Increase Pool Temperature: Heats water by up to 12°F using natural solar energy.
- Save Water: Stops over 98% of evaporation, conserving thousands of gallons yearly.
- Cut Costs: Reduce heating and maintenance expenses by up to 60%.
- Stay Clean: Blocks debris, sunlight, and algae for crystal‑clear water.
- Built to Last: Industry‑leading 8‑Year Warranty — durable, UV‑resistant, and chemical‑safe.

Make Pool Ownership Effortless
Most pool covers do one thing well. EnergyGuard™ does it all. Its patented GeoBubble™ design traps heat, prevents evaporation, and blocks algae‑causing rays — so you can enjoy longer swim seasons with lower energy bills and less work. Whether you’re shielding your pool through winter or soaking up the sun in summer, this cover delivers consistent, measurable results.
Why Settle for Average?
Traditional pool covers can shrink, crack, and fail within a few seasons. The EnergyGuard™ Solar Pool Cover is 50% thicker than standard covers and resistant to UV rays and harsh chemicals, ensuring unmatched durability. Backed by an 8‑year warranty and proven savings, it’s more than a pool cover — it’s a smart investment in your pool, your wallet, and the planet.
The Hidden Costs of Pool Care
Without the right cover, your pool costs you more than you realize:
- Rising Energy Bills: Exposed water forces heaters and filters to work harder.
- Constant Refilling: Evaporation drains your pool and your wallet.
- Debris & Algae Build‑Up: Sunlight and leaves create the perfect breeding ground for algae.
- Limited Swim Time: Cold water keeps you out of the pool for half the year.
EnergyGuard™ ends all of that. It’s your all‑season solution for effortless, eco‑friendly pool care.

Where Science Meets Smarter Swimming
Recognized worldwide for its innovation, the EnergyGuard™ Solar Pool Cover earned the prestigious 2018 Business Innovation Award for its breakthrough contribution to sustainable pool care. This award highlights the cover’s ability to blend advanced physics with real-world energy savings — delivering measurable benefits for both homeowners and the environment.
Developed using GeoBubble™ technology and selective light-transmission engineering, this material optimizes solar absorption while blocking algae-causing wavelengths. The result? A pool cover that reduces heat loss, minimizes evaporation, and cuts chemical use — all while lowering your overall energy footprint.
Trusted by pool professionals and eco-conscious homeowners alike, EnergyGuard™ isn’t just another cover; it’s an award-winning example of smart, sustainable design that makes pool ownership easier, cleaner, and more affordable.
Engineered for Maximum Solar Absorption
Selective Transmission Technology
Unlike traditional clear or light blue pool covers, the EnergyGuard™ Solar Pool Cover features a unique midnight blue pigment that’s scientifically designed to absorb sunlight — not just reflect it. This rich color blocks the specific wavelengths that cause algae growth while allowing beneficial infrared (IR) radiation to penetrate through the material and directly heat your pool water.
How It Works:
The bubble layer acts like a solar panel for your pool. While visible light is filtered out to prevent photosynthesis (which fuels algae), infrared energy passes through and is absorbed by the water below — increasing water temperature naturally through solar conduction.
Real Results You Can Feel:
- ☀️ Warms pool water by up to 12°F — no electricity required
- 🦠 Blocks algae-causing light to keep your pool cleaner
- ♻️ Uses sunlight efficiently to lower heating costs and energy use
This patented design is ideal for both summer and winter use, delivering consistent performance across all seasons — even when skies are overcast.

Say Goodbye to Dirty, Green Pools
Blocks Debris. Stops Algae. Simplifies Pool Care.
Tired of scooping leaves, scrubbing algae, and wrestling with pool chemicals? The GeoBubble™ EnergyGuard™ Solar Pool Cover is engineered to protect your water from external mess and internal growth — so you spend more time swimming and less time cleaning.
Debris Protection That Works 24/7
The durable, UV-stabilized cover forms a tight barrier over your pool, keeping out leaves, twigs, dirt, and other unwanted debris. It also prevents sunlight from feeding algae — a common problem with cheaper or translucent covers.
Algae Growth? Not Here.
Thanks to its Selective Transmission Technology, EnergyGuard™ blocks the light wavelengths that trigger photosynthesis. That means algae can’t grow, even during long off-seasons. Your water stays clearer, cleaner, and safer — with up to 60% Reduce Energy Consumption.
- 🛑 Prevents algae before it starts — no more green pool surprises
- 🧹 Reduces maintenance time and costs throughout the year
- 💧 Preserves chemical balance and reduces chlorine loss
It’s the perfect pool cover for busy owners who want year-round protection without the hassle.
Lock In the Heat. Extend Your Swim Season.
Smart Thermal Insulation with GeoBubble™ Technology
The EnergyGuard™ Solar Pool Cover doesn’t just sit on the surface — it works. Designed with patented GeoBubble™ air cells, this innovative cover creates a built-in thermal barrier that helps retain heat, reduce energy waste, and keep your pool at a comfortable temperature for longer.
How It Works:
Each bubble traps warm air and creates an insulating gap between the water and the atmosphere. This slows down heat loss, even on cool nights or windy days, and maintains more consistent water temperatures without overworking your heating system.
- 🔥 Heats pool up to 12°F using natural sunlight
- 🌡️ Reduces nightly heat loss for better thermal retention
- ⚡ Lowers energy bills by cutting heating system usage
98% Less Evaporation = More Heat Retained
Evaporation is the #1 source of heat loss in pools. By blocking over 98% of water evaporation, the EnergyGuard™ cover keeps more warmth in your pool — and more money in your wallet. It’s thermal performance you can feel.
Whether you're swimming in spring or extending your season into fall, this heat-retaining cover makes it all possible — with less energy, less maintenance, and way less cost.


Stop Evaporation. Save Water & Chemicals.
Protect Your Pool — And the Planet
Left uncovered, a typical pool loses thousands of gallons of water each year to evaporation — and every drop that disappears takes heat and chemicals with it. The EnergyGuard™ Solar Pool Cover acts as a powerful evaporation barrier, dramatically reducing water loss and chemical use.
98% Evaporation Reduction = Serious Savings
By blocking over 98% of evaporation, this cover helps preserve your water levels, reduce refill frequency, and stabilize pool temperature. That means fewer headaches, lower utility bills, and more time enjoying your pool.
Save Up to 60% on Chemicals
Evaporation doesn’t just waste water — it accelerates chemical loss. With EnergyGuard™, chlorine and other sanitizers stay in the water longer, helping you cut chemical use by up to 60% and reduce harsh chemical exposure for swimmers.
- 💧 Preserves thousands of gallons of water per year
- 🧪 Reduces chlorine consumption by up to 60%
- ♻️ Eco-friendly solution for sustainable pool care
- 💸 Lowers refill and maintenance costs
Simple, powerful, and proven — this all-season pool cover gives you complete evaporation control with zero extra effort.
💧 Want to Know How It Actually Saves You Money?
Learn how the GeoBubble™ EnergyGuard™ Solar Pool Cover can stop up to 98% of pool evaporation and save you over $500 per year in water, chemicals, and energy.
👉 Read the full guide on stopping pool evaporation
Frequently Asked Questions
How much can I save with the EnergyGuard™ Solar Pool Cover?
Most pool owners see significant savings each year by using the EnergyGuard™ Solar Pool Cover. By reducing heat loss, evaporation, and chemical use, it can save hundreds of dollars annually on energy and maintenance. Plus, with the $200 instant discount automatically applied at checkout, the cover essentially pays for itself in the first season of use.
Is the EnergyGuard™ Solar Pool Cover suitable for winter?
Yes! The EnergyGuard™ Solar Pool Cover is designed for year‑round performance — not just summer. During winter, it acts as a durable barrier that locks in heat, minimizes evaporation, and blocks algae-causing light. This means your pool stays cleaner, uses fewer chemicals, and requires much less effort to reopen when the weather warms up.
Can this cover replace my pool heater?
While it’s not a full replacement for a heater in every climate, the EnergyGuard™ cover dramatically reduces how often you need to run one. It can naturally raise your pool’s water temperature by up to 12°F and maintain warmth overnight. Most customers report substantial reductions in heating costs and longer swim seasons with little to no additional energy use.
How long does the EnergyGuard™ cover last?
The EnergyGuard™ Solar Pool Cover is engineered to last far longer than typical covers on the market. Its UV‑resistant and chemical‑stable materials, combined with the patented GeoBubble™ design, prevent premature wear, cracking, and shrinkage. Backed by a full 8‑Year Warranty, it offers exceptional durability and real long‑term value.
What makes GeoBubble™ better than standard pool covers?
GeoBubble™ technology was developed to solve the flaws of traditional pool cover designs. Instead of sharp, flat bubbles that degrade quickly under UV exposure and pool chemicals, GeoBubble™ uses a smooth, hourglass shape that evenly distributes stress and resists damage.
These covers block photosynthetic light to prevent algae growth, reduce chemical use by up to 60%, and improve thermal insulation. With lifespans of 8+ years—double that of standard pool covers—GeoBubble™ is the smart choice for long-term performance and pool cost savings.
How does the color of my pool cover affect performance?
The color of your cover has a major impact on how well it performs. The deep midnight blue of the EnergyGuard™ cover efficiently absorbs solar energy while blocking the visible light that causes algae growth. This helps warm your pool while reducing chemical usage.
In contrast, if you're in a very hot or tropical climate, the CoolGuard™ cover uses a reflective silver layer to deflect sunlight and help maintain cooler water temperatures. Choosing the right color ensures your pool stays comfortable and energy-efficient based on your environment.
How do I choose the right GeoBubble™ pool cover?
If you want to extend your swimming season, minimize algae, and cut down on chemical use, EnergyGuard™ is your go-to option. It provides exceptional insulation and algae-blocking power, perfect for temperate or cooler regions.
For warmer regions where pool water overheats easily, CoolGuard™ reflects sunlight and helps keep your water comfortably cool. Both use GeoBubble™ technology and offer long-lasting protection and savings — your choice depends on whether you want to heat or cool your pool water naturally.
How should I store my pool cover?
To prolong the life of your GeoBubble™ cover, always keep it on the pool when it's not being serviced. During maintenance or chemical treatments, remove it and store it in a shaded location with a reflective cover to prevent UV damage.
For optimal ease and protection, consider using Rocky’s Premium Reel System. This system allows you to roll your cover neatly and quickly while keeping it protected, organized, and ready to deploy again with minimal effort.
How long will my GeoBubble™ pool cover last?
Standard pool covers usually last about 4–5 years. GeoBubble™ covers, thanks to their durable design and advanced materials, consistently outperform with lifespans of 8 years or more. The UV‑resistant and chemical‑resistant construction helps them withstand harsh pool conditions, making them a long-term investment that saves money and hassle over time.
Questions & Answers
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