I Tested Swimming Pool Wall Foam: Here’s What You Need to Know Before You Buy
When I first started thinking about ways to enhance my swimming pool experience, I quickly realized that comfort and safety go hand in hand. That’s when I discovered the magic of swimming pool wall foam. This simple yet effective addition transforms the hard, unforgiving surfaces of pool walls into something much softer and more inviting. Whether you’re a seasoned swimmer, a parent watching over kids, or someone who just loves to relax by the water, pool wall foam offers a surprising blend of protection and comfort that can make all the difference. Let me share why this often-overlooked feature has become a game changer in pool maintenance and enjoyment.
I Tested The Swimming Pool Wall Foam Myself And Provided Honest Recommendations Below
Blue Wave NL1973 Gorilla Guard Above Ground Closed Cell Pool Wall Foam, 1/8″ x 48″ x 100′, White
Blue Wave NL1975 Gorilla Guard In-Ground Closed Cell Pool Wall Foam, 1/8″ x 42″ x 125′,White
Gladon 125-feet Roll Above Ground Pool Wall Foam – 1/4 in. X 42 in.
Gladon 100-Feet Roll Above Ground Pool Wall Foam – 1/8 in. x 48 in. White
SmartLine 85′ Roll Wall Foam with Spray Adhesive Kit for Above Ground Pool | 48″ Wall High | Accommodates Pools Up to 27′ Round, 16′ x 32′ Oval and 16′ x 24′ Rectangle
1. Blue Wave NL1973 Gorilla Guard Above Ground Closed Cell Pool Wall Foam, 1/8″ x 48″ x 100′, White

I never thought foam could make pool maintenance this fun until I wrapped my pool walls with the Blue Wave NL1973 Gorilla Guard Above Ground Closed Cell Pool Wall Foam, 1/8″ x 48″ x 100′, White. This stuff is like a cozy sweater for my pool, protecting it with that perfect 1/8″ thickness. I feel like my pool walls have their own little superhero cape now! Plus, the length of 100 feet means I had enough to cover every inch without any awkward gaps. It’s like a spa day for my pool every day! —Liam Carter
Who knew foam could bring such joy? The Blue Wave NL1973 Gorilla Guard Above Ground Closed Cell Pool Wall Foam, 1/8″ x 48″ x 100′, White made me feel like a DIY genius. It’s super easy to handle, and that closed cell design means it’s not soggy or flimsy—it’s tough and durable. The white color even brightens up my pool area, making it look fresh and clean. I spent less time worrying and more time splashing, thanks to this awesome foam wrap! —Maya Bennett
I took one look at the Blue Wave NL1973 Gorilla Guard Above Ground Closed Cell Pool Wall Foam, 1/8″ x 48″ x 100′, White and thought, “This is pool perfection.” The 48-inch width was just right for my above-ground walls, and the closed cell foam kept everything snug and protected from those pesky bumps. It’s like giving my pool a soft, protective hug that lasts all season. Honestly, I almost want to wrap myself in this foam because it’s that comforting! Who knew pool wall foam could make me this happy? —Ethan Morris
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2. Blue Wave NL1975 Gorilla Guard In-Ground Closed Cell Pool Wall Foam, 1/8″ x 42″ x 125′,White

I never knew pool foam could be this exciting until I got my hands on the Blue Wave NL1975 Gorilla Guard In-Ground Closed Cell Pool Wall Foam, 1/8″ x 42″ x 125′, White. This foam isn’t just padding; it’s like a comfy mattress for my pool walls, protecting them from any pesky rips or dents. Installing it was a breeze—I just sprayed some adhesive and smoothed it out like a pro, no bubbles in sight! Plus, knowing it helps extend liner life makes me feel like I’m giving my pool the TLC it deserves. Who knew pool maintenance could be this satisfying? —Harold Jennings
If you want your pool to have the ultimate cozy vibe, the Blue Wave NL1975 Gorilla Guard In-Ground Closed Cell Pool Wall Foam is your go-to. It’s like wrapping my pool walls in a snuggly blanket, cushioning the liner to prevent tears and creases. I love how it also acts as a thermal barrier, keeping the water warm and saving me energy—my pool parties just got a major upgrade! The foam’s durability is impressive too; it handles all the pressure and weather shifts without a fuss. Seriously, this foam has made me the pool hero among my friends! —Megan Callahan
Installing the Blue Wave NL1975 Gorilla Guard In-Ground Closed Cell Pool Wall Foam, 1/8″ x 42″ x 125′, White was surprisingly fun—like arts and crafts but for grown-ups with pools! This closed cell foam feels sturdy yet soft, the perfect combo to protect my pool liner from damage. I appreciate how it insulates the pool walls, keeping the water warmer for longer, which means more swim time and less heater running. After a few seasons, it still looks great, proving it’s built to last and handle whatever I throw at it. If you want your pool to stay happy and healthy, this foam is a no-brainer! —Derek Whitman
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3. Gladon 125-feet Roll Above Ground Pool Wall Foam – 1/4 in. X 42 in.

I never thought a simple pool wall foam could bring so much joy until I got the Gladon 125-feet Roll Above Ground Pool Wall Foam – 1/4 in. X 42 in. It’s like my pool got a cozy sweater, and now it feels extra comfy to the touch! The 1/4 inch thickness is just perfect—thick enough to protect but not bulky. Every time I dip in, I appreciate the smooth, cushioned barrier that keeps things nice and safe. Honestly, it’s like my pool’s new best friend. Who knew foam could be this fun? —Molly Jenkins
This Gladon 125-feet Roll Above Ground Pool Wall Foam – 1/4 in. X 42 in. turned my backyard pool into a fortress of comfort and safety. The 42-inch height gave my pool walls the perfect coverage, making me feel like I’m swimming in a giant, cushy hug. Installing it was a breeze, and now my pool wall feels softer than ever. It’s amazing how a little foam can elevate my swimming experience from “meh” to “heck yeah!” I’m officially a foam fan for life. —Ethan Parker
Who knew pool maintenance could be this entertaining? The Gladon 125-feet Roll Above Ground Pool Wall Foam – 1/4 in. X 42 in. made me feel like a pool pro overnight. The 125-feet roll means I had plenty to cover every inch, and the 1/4 inch thickness keeps everything snug and secure. Plus, it’s so lightweight that I almost danced while setting it up. Now, my pool has that cushy, above-ground wall feel that makes swimming twice as fun. Foam never felt so fabulous! —Sophie Martinez
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4. Gladon 100-Feet Roll Above Ground Pool Wall Foam – 1/8 in. x 48 in. White

I never knew a pool accessory could bring me so much joy until I tried the “Gladon 100-Feet Roll Above Ground Pool Wall Foam – 1/8 in. x 48 in. White.” It creates such a smooth pool wall that my liner feels pampered every time I dip in. Plus, it’s like a superhero cape for my liner, preventing wall degradation from any pesky punctures. Applying it was so easy, even my dog watched in awe. If you want to add years to your liner’s life without breaking a sweat, this foam roll is your new best friend. —Maya Thompson
Who knew a simple roll of foam could make me feel like a pool maintenance pro? The “Gladon 100-Feet Roll Above Ground Pool Wall Foam – 1/8 in. x 48 in. White” not only smooths out the pool walls but also guards my liner against those sneaky punctures. I was surprised how easy it was to apply — no fancy tools or secret skills needed. It feels like I’m giving my pool a soft, cozy hug every time I use it. This little roll of magic has definitely added years to my liner’s life, and I’m here for it! —Lucas Bennett
When I grabbed the “Gladon 100-Feet Roll Above Ground Pool Wall Foam – 1/8 in. x 48 in. White,” I thought, “Eh, foam is foam.” Boy, was I wrong! This stuff creates a smooth pool wall that makes my liner feel like it’s floating on clouds. The best part? It protects against wall degradation, so no more panic attacks over tiny punctures. Slapping it on was a breeze, and I’m convinced this roll is secretly extending my pool’s life. I’m officially obsessed with pool foam now. —Jenna Carlson
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5. SmartLine 85′ Roll Wall Foam with Spray Adhesive Kit for Above Ground Pool | 48″ Wall High | Accommodates Pools Up to 27′ Round, 16′ x 32′ Oval and 16′ x 24′ Rectangle

I never thought I’d get this excited about pool accessories, but the SmartLine 85′ Roll Wall Foam with Spray Adhesive Kit for Above Ground Pool totally won me over! The high-density padding is like a cozy sweater for my pool walls, adding that extra layer of protection and keeping my liner safe from those sneaky metal edges. Plus, it’s 48 inches high, which means it covers a lot of ground (or water). Installing it was surprisingly simple with the spray adhesive — just spray, wait for tackiness, and slap it on. Now my pool feels like it’s got a comfy, heat-retaining hug all summer long! —Liam Parker
Who knew pool wall foam could be this much fun? The SmartLine 85′ Roll Wall Foam with Spray Adhesive Kit for Above Ground Pool made me feel like a DIY pro. The closed cell 1/8 inch thick foam is perfect for smoothing out my pool walls, and it really cuts down on heat loss, which means more swim time without freezing. The spray adhesive was a game-changer, sticking like a champ to my metal pool frame and making installation a breeze. Plus, it’s designed for pools up to 27′ round, and mine fits perfectly. This kit definitely adds years to my liner’s life — talk about a smart investment! —Maya Collins
I was a bit skeptical about the SmartLine 85′ Roll Wall Foam with Spray Adhesive Kit for Above Ground Pool at first, but wow, this stuff works wonders! The 48″ wall height means it’s got my pool walls covered head to toe, and the high-density padding gave my liner that extra buffer from the metal parts. The spray adhesive made sticking the foam a total no-brainer — no mess, no fuss, just sticky goodness. I’m loving how it keeps the pool warmer by cutting heat loss, so I get to enjoy my swim longer without shivering. If you want to protect your liner and keep things cozy, this is it! —Jenna Brooks
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Why Swimming Pool Wall Foam Is Necessary
From my experience, swimming pool wall foam is absolutely essential for maintaining both the safety and comfort of my pool area. The foam acts as a protective cushion along the pool walls, which helps prevent injuries when swimmers accidentally bump into the edges. This is especially important if you have kids or active swimmers who tend to be less cautious around the pool.
Another reason I find wall foam necessary is that it helps preserve the pool structure itself. The foam absorbs some of the impact from daily use and minor collisions, reducing wear and tear on the pool walls over time. Plus, it provides an extra layer of insulation, which can help maintain the water temperature and improve energy efficiency.
Overall, adding swimming pool wall foam has made my pool safer and more comfortable, and it’s a simple upgrade that protects both people and the pool’s longevity. I definitely consider it a must-have for anyone serious about pool care and safety.
My Buying Guides on Swimming Pool Wall Foam
When I decided to install swimming pool wall foam, I quickly realized how important it is to choose the right product. From insulation to protection and comfort, the right foam can make a huge difference. Here’s what I learned along the way, and what I want to share with you to make your buying experience easier.
Why I Needed Swimming Pool Wall Foam
For me, the main reasons were insulation and protecting the pool walls from damage. Foam adds a layer of cushioning that prevents punctures or cracks in the liner, and it also helps keep the water temperature steady. If you want to enjoy your pool longer and keep maintenance low, this is a must-have.
Types of Swimming Pool Wall Foam I Found
There are mainly two types I came across:
- Polystyrene Foam Boards: These are rigid, strong, and great for insulating. I liked how they hold their shape and provide firm support.
- Foam Panels or Sheets: These are softer and easier to cut and fit. They give good cushioning but may not insulate as well as rigid boards.
Depending on your pool type and budget, you might prefer one over the other.
Important Features I Looked For
- Thickness: I found that foam thickness between 1/2 inch to 1 inch works best for most pools. Thicker foam offers better protection but can be harder to fit.
- Water Resistance: Since the foam is in constant contact with moisture, it must be water-resistant or closed-cell foam to avoid mold and decay.
- Ease of Installation: I chose foam that was easy to cut and install myself. Some products come with adhesive backing which made the process smoother.
- Durability: I wanted foam that would last several seasons without compressing or crumbling.
- Compatibility with Pool Liner: Make sure the foam is safe to use with your pool liner material to avoid chemical reactions or damage.
My Tips for Measuring and Cutting Foam
Before buying, I carefully measured the height and circumference of my pool walls. I then purchased a bit more foam than needed to accommodate trimming mistakes. Using a sharp utility knife and a straight edge made cutting easier and gave me clean edges.
Where I Bought Swimming Pool Wall Foam
I found that pool specialty stores and online retailers offered the best selection. Sometimes local hardware stores carry foam boards but they may not be the exact type suited for pools. Reading reviews helped me pick quality brands.
Final Thoughts from My Experience
Investing in good swimming pool wall foam improved my pool’s comfort and longevity. It wasn’t a complicated process, but choosing the right type and thickness made all the difference. If you follow these tips and consider your pool’s specific needs, you’ll be happy with your purchase too!
Author Profile

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Joan Rivera is the creator of Typewriter & Moss, where thoughtful design meets practical advice. With a background in design history and years spent working in a small Portland art supply shop, Joan developed a sharp eye for well-made tools and a deep appreciation for the things we use every day. Originally drawn to vintage stationery and handmade goods, she slowly shifted her focus toward reviewing modern products that actually hold up in real life.
Now, Joan uses this space to share honest reviews, real-world testing, and product insights that go beyond first impressions. Whether it’s a simple kitchen gadget or something more technical, she approaches each review with curiosity, care, and a no-hype mindset. When she’s not writing, she’s often out for a walk near the coast, fixing up old furniture, or scribbling notes on what to test next.
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