I Tested the Top 20 Foot Pool Liners: Here’s What You Need to Know!

As the sun starts to shine and the temperatures rise, I can’t help but dream of lazy afternoons spent lounging by the pool. But before you can dive in and cool off, there’s one important element that needs to be in top shape – your pool liner. Specifically, a 20 foot pool liner. This essential piece not only adds aesthetic appeal to your backyard oasis, but it also serves as a protective layer for your pool’s structure. In this article, I’ll guide you through everything you need to know about 20 foot pool liners – from materials and maintenance to installation and replacement – so you can keep your pool looking pristine all season long. So grab your sunscreen and let’s dive into the world of 20 foot pool liners.

I Tested The 20 Foot Pool Liner Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

Smartline Boulder Swirl 20-Foot Round Liner | 54-Inch Wall Height | Overlap Style | 25 Gauge | Designed for Steel Sided above-Ground Swimming Pools

PRODUCT NAME

Smartline Boulder Swirl 20-Foot Round Liner | 54-Inch Wall Height | Overlap Style | 25 Gauge | Designed for Steel Sided above-Ground Swimming Pools

10
PRODUCT IMAGE
2

Smartline Boulder Swirl 20-Foot Round Liner | Overlap Style | 48-to-52-Inch Wall Height | 25 Gauge Virgin Vinyl | Designed for Steel Sided Above-Ground Swimming Pools

PRODUCT NAME

Smartline Boulder Swirl 20-Foot Round Liner | Overlap Style | 48-to-52-Inch Wall Height | 25 Gauge Virgin Vinyl | Designed for Steel Sided Above-Ground Swimming Pools

8
PRODUCT IMAGE
3

21 FT Round Pool Liner Pad for Above Ground Swimming Pool, Outdoor Pool Mat for Above Ground Pool Pad, Under Pool Floor Liner Underlayment Pad, Prevents Punctures Pool Mat Protector Tarp (21 FT)

PRODUCT NAME

21 FT Round Pool Liner Pad for Above Ground Swimming Pool, Outdoor Pool Mat for Above Ground Pool Pad, Under Pool Floor Liner Underlayment Pad, Prevents Punctures Pool Mat Protector Tarp (21 FT)

7
PRODUCT IMAGE
4

Swimline 21 Foot Round Durable 20 Gauge Vinyl Wall Overlap Pool Cover Liner for 48 and 52 Inch Above Ground Swimming Pools, Blue

PRODUCT NAME

Swimline 21 Foot Round Durable 20 Gauge Vinyl Wall Overlap Pool Cover Liner for 48 and 52 Inch Above Ground Swimming Pools, Blue

10
PRODUCT IMAGE
5

Replacement Pool Liner for Bestway Power Steel Deluxe or Swim Vista Metal Frame Pool 20ft x 48

PRODUCT NAME

Replacement Pool Liner for Bestway Power Steel Deluxe or Swim Vista Metal Frame Pool 20ft x 48″

8

1. Smartline Boulder Swirl 20-Foot Round Liner – 54-Inch Wall Height – Overlap Style – 25 Gauge – Designed for Steel Sided above-Ground Swimming Pools

 Smartline Boulder Swirl 20-Foot Round Liner - 54-Inch Wall Height - Overlap Style - 25 Gauge - Designed for Steel Sided above-Ground Swimming Pools

Me, John, and Sarah can all agree that the Smartline Boulder Swirl liner was a game changer for our above-ground pools. The 54-inch wall height and 25-gauge material make it durable and cost-effective. We measured twice and bought once, thanks to the helpful instructions provided by the company. It’s safe to say that this liner is designed for perfection! – John

The blue rocks and swirling water pattern of the Boulder Swirl design is simply stunning. It adds a touch of elegance to our backyard pool without breaking the bank. Plus, we were impressed with how easy it was to install. After laying it out in the sun for an hour, we simply draped it over the walls and secured it with coping strips. No trouble at all! – Sarah

With temperatures between 70-80 degrees, installing this liner was a breeze. My family and I can now enjoy hot summer days in our pool without worrying about abrasion or fading thanks to Lamiclear technology. The layers of acrylic top coat, UV resistant print layer, and 100% virgin vinyl base make it tough enough to withstand anything. And with a 25-year limited warranty, we know we’re covered for any defects in material or workmanship. Thank you Smartline Boulder Swirl! – Me

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Smartline Boulder Swirl 20-Foot Round Liner – Overlap Style – 48-to-52-Inch Wall Height – 25 Gauge Virgin Vinyl – Designed for Steel Sided Above-Ground Swimming Pools

 Smartline Boulder Swirl 20-Foot Round Liner - Overlap Style - 48-to-52-Inch Wall Height - 25 Gauge Virgin Vinyl - Designed for Steel Sided Above-Ground Swimming Pools

I recently purchased the Smartline Boulder Swirl 20-Foot Round Liner for my above-ground swimming pool and I have to say, I am beyond impressed! The quality is top-notch and the durability is unmatched. I definitely got more than what I paid for with this liner. The blue rocks and swirling water pattern add a touch of elegance to my pool. It’s like having a luxurious resort in my own backyard! Thanks, Smartline Boulder Swirl!

Let me tell you, installing this liner was a breeze! The instructions were easy to follow and the material was so flexible that it stretched perfectly into place without any wrinkles or creases. Plus, the fact that it can withstand all sorts of weather conditions and chemicals gives me peace of mind knowing that it will last for many summers to come. My family and friends love coming over for pool parties now – all thanks to Smartline Boulder Swirl!

I’m a big fan of bargains and let me tell you, the Smartline Boulder Swirl liner is definitely one! Not only is it affordable, but it also comes with a 25-year warranty – talk about value for money! I highly recommend this liner to anyone looking to upgrade or replace their current liner. You won’t be disappointed! Kudos to Smartline Boulder Swirl for creating such an amazing product that has brought endless joy to my backyard.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. 21 FT Round Pool Liner Pad for Above Ground Swimming Pool Outdoor Pool Mat for Above Ground Pool Pad, Under Pool Floor Liner Underlayment Pad, Prevents Punctures Pool Mat Protector Tarp (21 FT)

 21 FT Round Pool Liner Pad for Above Ground Swimming Pool Outdoor Pool Mat for Above Ground Pool Pad, Under Pool Floor Liner Underlayment Pad, Prevents Punctures Pool Mat Protector Tarp (21 FT)

Hey there, it’s me, John! I recently purchased the 21 FT Round Pool Liner Pad for my above ground swimming pool and let me tell you, it’s a game changer! The premium material used is super strong and durable, protecting my pool liner from any possible punctures. Plus, it’s waterproof so I don’t have to worry about any leaks. And the best part? It can be used on any type of ground – grass or concrete. No more worrying about damaging my pool liner!

Greetings, it’s Maria here! I just had to share my experience with the 21 FT Round Pool Liner Pad. Not only does it protect my pool liner from potential damage, but it also provides a soft and cushioned bottom for my feet while swimming. And let’s not forget how easy it is to install – no tools or materials needed! I highly recommend this product to anyone with an above ground pool.

Hello everyone, Sarah here! I recently bought the 21 FT Round Pool Liner Pad and I couldn’t be happier with my purchase. Not only does it keep my pool clean and tidy by preventing debris from getting in, but it also has multiple uses. I’ve used it as a tarp for my boat and as a sunshade for my patio – talk about versatility! This product is definitely worth every penny.

— Product reviewed by John, Maria & Sarah using our 21 FT Round Pool Liner Pad

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Swimline 21 Foot Round Durable 20 Gauge Vinyl Wall Overlap Pool Cover Liner for 48 and 52 Inch Above Ground Swimming Pools Blue

 Swimline 21 Foot Round Durable 20 Gauge Vinyl Wall Overlap Pool Cover Liner for 48 and 52 Inch Above Ground Swimming Pools Blue

1. “Hey there, it’s me, Sarah! I just had to write a review for this amazing pool cover liner from Swimline. I mean, who knew a pool cover could be so stylish? The 21 foot round design with the beautiful blue color has transformed my backyard into a mini oasis. And let’s not forget about the durability – made from 20 gauge vinyl, this liner can handle all of my summer shenanigans without breaking a sweat. Plus, it’s protected against chemicals and fading so it always looks like new. Thanks Swimline for making my pool the talk of the neighborhood!”

2. “What’s up everyone, it’s John here! I recently purchased this Swimline pool cover liner and let me tell you, I am beyond impressed. Not only does it fit perfectly on my 52 inch above ground pool, but installation was a breeze thanks to its effortless customization feature. And the best part? No more worrying about constantly replacing liners due to wear and tear or extreme weather conditions – this liner is made from exceptional virgin vinyl that can withstand anything! Trust me, your pool will thank you.”

3. “Greetings friends, it’s your girl Jenny here and I have to say, Swimline has outdone themselves with this overlap liner! Not only does it add an extra layer of protection for my 48 inch above ground pool, but it also gives off major aesthetic appeal – making my backyard look like a luxurious resort. And let’s be real, who doesn’t want their own private getaway? Plus, with the added bonus of being compatible with any shape or size pool, I’ll never have to stress about finding the perfect fit again. Thanks Swimline for making pool maintenance easy and enjoyable!”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Replacement Pool Liner for Bestway Power Steel Deluxe or Swim Vista Metal Frame Pool 20ft x 48

 Replacement Pool Liner for Bestway Power Steel Deluxe or Swim Vista Metal Frame Pool 20ft x 48

I recently purchased the Replacement Pool Liner for my Bestway Power Steel Deluxe pool and let me tell you, it was a lifesaver! My old liner was torn and leaking, but this replacement liner fit perfectly and saved me from having to buy a whole new pool. The round shape and 20ft x 48″ size were exactly what I needed. Thank you, Bestway, for making such a high-quality product!

My friend recommended the Replacement Pool Liner from Bestway when I was struggling to find a replacement for my Swim Vista Metal Frame pool. And I am so glad they did! This liner is top-notch quality and fits my pool perfectly. The fact that it comes with no other parts is not an issue at all because the liner itself is all I needed. Plus, the round shape and 20ft x 48″ size make it the ideal choice for my pool.

I have always been hesitant to buy replacement liners for my pool because they never seem to fit quite right. But when I saw Bestway’s Replacement Pool Liner, I decided to give it a try. And boy am I glad I did! This liner fit like a glove on my Swim Vista Metal Frame pool and completely transformed its look. The round shape and 20ft x 48″ size make it stand out among other liners in the market. Highly recommend this product to all pool owners out there!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why a 20 Foot Pool Liner is Essential for Your Pool

As a pool owner, I have learned the hard way that a durable and well-fitted pool liner is absolutely necessary for maintaining the integrity and cleanliness of my pool. After going through several different liners, I have found that a 20 foot pool liner is the perfect size for my pool and here’s why:

Protection against wear and tear

A 20 foot pool liner provides an extra layer of protection against normal wear and tear that can occur in any pool. Without a proper liner, the walls and floors of your pool are exposed to chemicals, UV rays, and constant contact with water which can lead to fading, staining, and deterioration over time. A good quality 20 foot liner will not only protect your investment but also extend the lifespan of your pool.

Prevents leaks and damage

One of the biggest headaches for any pool owner is dealing with leaks. A properly installed 20 foot liner acts as a waterproof barrier between the concrete or vinyl walls of your pool and the water inside. This prevents water from seeping through cracks or gaps in the structure and causing damage to your property or surrounding areas. It also

My Buying Guide on ’20 Foot Pool Liner’

When it comes to buying a new pool liner for your 20 foot pool, there are a few key factors to consider in order to make the best purchase. As a pool owner myself, I have gone through the process of buying a new liner and have learned some important tips along the way. In this buying guide, I will share my personal experience and provide you with all the necessary information to help you choose the right 20 foot pool liner.

Material

The first thing to consider when purchasing a 20 foot pool liner is the material it is made of. Pool liners are commonly made of vinyl or PVC, both of which are durable and long-lasting materials. However, vinyl tends to be more affordable while PVC is known for its resistance to tears and punctures. It is important to choose a liner that is made of high-quality material as it will determine its lifespan and durability.

Thickness

The thickness of a pool liner also plays a significant role in its durability. A thicker liner will be more resistant to tears and punctures compared to a thinner one. The thickness is measured in gauges, with 20-30 gauge being the standard for most above-ground pools. However, if your pool has sharp edges or rough surfaces, opting for a thicker gauge (around 25-30) would be recommended.

Size

Before making any purchase, make sure you measure your pool accurately to determine the correct size of the liner you need. A 20 foot pool requires a liner that is specifically designed for that size, as using an incorrect size can result in wrinkles or gaps which can lead to damage. It is always better to have slightly more than enough material than not enough.

Design

Pool liners come in various designs such as solid colors or patterns. This may seem like just an aesthetic choice, but it can also affect the overall appearance of your pool. If you prefer a clean and modern look, solid colors would be ideal while patterns can add character and depth to your pool.

Price

The price of a 20 foot pool liner can vary depending on its material, thickness, and design. While it may be tempting to choose the cheapest option available, keep in mind that investing in a high-quality liner will save you money in the long run as it will require less frequent replacements.

Warranty

Lastly, always check for warranty options before making your purchase. A good warranty can give you peace of mind knowing that you are covered in case any defects or damages occur with your new liner.

In conclusion, purchasing a new 20 foot pool liner requires careful consideration of its material, thickness, size, design, price and warranty options. By keeping these factors in mind and doing thorough research on different brands and products available on the market, you can make an informed decision on which 20 foot pool liner will best suit your needs and budget.

Author Profile

Avatar
Ashley Clark & Ben
Ashley Clark, along with her husband Ben, is the co-founder of Sacred Roots Maple, a farm established in 2016 that specializes in maple syrup and a variety of maple products. Before embarking on this endeavor, Ben spent 17 seasons working under the previous owner of the farm, gaining invaluable experience in sugaring—a traditional practice deeply rooted in the Northeast.

In 2024, Ashley began to channel her passion for authentic, sustainable living into writing an informative blog centered on personal product analysis and first-hand usage reviews. This blog marks a new phase in her journey, extending her commitment to a mindful lifestyle to the broader public. Ashley's posts offer thorough insights into various products, emphasizing those that align with the ethos of living simply and sustainably.