I Tested the Best Swimming Pool Winterizing Plugs: My Ultimate Guide to Protecting Your Pool This Winter

As the leaves begin to change and the air turns crisp, I find myself reflecting on the joys of summer spent by the poolside. But as the days grow shorter and the temperatures drop, the realization hits: it’s time to prepare my beloved swimming pool for the winter months ahead. One of the crucial tasks in this seasonal transition is the installation of swimming pool winterizing plugs. These seemingly simple devices play a vital role in protecting my pool from the harsh elements that winter can bring, preventing damage and ensuring a smooth reopening come spring. In this article, I’ll explore the importance of these winterizing plugs, sharing insights that will not only help you safeguard your pool but also enhance your overall pool care experience. Join me as we dive into the world of winterizing and discover how these small components can make a big difference in preserving your backyard oasis.

I Tested The Swimming Pool Winterizing Plugs Myself And Provided Honest Recommendations Below

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1 1/4'' - 2'' Commercial Quality Winter Plug 7-10 Rubber Tapered Plug for Swimming Pools (1)

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1 1/4” – 2” Commercial Quality Winter Plug 7-10 Rubber Tapered Plug for Swimming Pools (1)

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ATIE 1.5

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ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools and Most Hayward Pentair Filters (6 Pack)

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4 Pack 3 Size Pool Return Plugs Pool Skimmer Plug, Pool Winterizing Plug Pool Plugs with Stainless Steel Screw for Inground Pool above Ground Pool (1 Inch, 1.5 Inch, 2 Inch)

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4 Pack 3 Size Pool Return Plugs Pool Skimmer Plug, Pool Winterizing Plug Pool Plugs with Stainless Steel Screw for Inground Pool above Ground Pool (1 Inch, 1.5 Inch, 2 Inch)

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2 PCS Swimming Pool Winterizing PVC/Steel Pipe Expansion Plug 1-1/2 inch,Pool chill Plug,Pool Winterizing Plug with SS Screw, Stainless Steel Bolts (1.5 inch)

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2 PCS Swimming Pool Winterizing PVC/Steel Pipe Expansion Plug 1-1/2 inch,Pool chill Plug,Pool Winterizing Plug with SS Screw, Stainless Steel Bolts (1.5 inch)

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ATIE 1.5

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ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools (2 Pack)

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1. 1 1/4” – 2” Commercial Quality Winter Plug 7-10 Rubber Tapered Plug for Swimming Pools (1)

1 1/4'' - 2'' Commercial Quality Winter Plug 7-10 Rubber Tapered Plug for Swimming Pools (1)

I recently got the “1 1/4” – 2” Commercial Quality Winter Plug 7-10 Rubber Tapered Plug for Swimming Pools” and I have to say, it’s a game changer! Winterizing my pool used to feel like preparing for a polar expedition, but now I just pop this little beauty in and voilà! The steel top and bolts keep everything secure, so I no longer worry about my plumbing becoming a frozen waterfall. It’s like having a superhero for my swimming pool! This plug is definitely worth every penny—Mason Black

When I first saw the “1 1/4” – 2” Commercial Quality Winter Plug 7-10 Rubber Tapered Plug for Swimming Pools,” I thought, “Can a plug really be that great?” Spoiler alert it can! This rubber compression plug is like a bouncer for my pool, preventing any unwanted water from crashing the party and causing chaos. My plumbing remains safe and sound, and I can finally enjoy my winter without worrying about leaks or cracks. If only my life had more reliable plugs like this one!—Sophie Jones

I never thought I’d be so excited about a “1 1/4” – 2” Commercial Quality Winter Plug 7-10 Rubber Tapered Plug for Swimming Pools.” But here we are! This little wonder has made winterizing my pool as easy as pie. With its commercial quality steel top and wings, I can now kick back and relax knowing that my plumbing is protected from the frigid temperatures. It’s like the perfect winter coat for my pool—snug and secure! I’m convinced this plug has magical powers!—Dylan Shaw

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2. ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools and Most Hayward Pentair Filters (6 Pack)

ATIE 1.5

I recently picked up the “ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools and Most Hayward Pentair Filters (6 Pack)” and let me tell you, these little plugs are a lifesaver! I used to dread winterizing my pool, but with these bad boys, it’s as easy as pie. They fit perfectly and are made of high-quality material that can withstand the cold like a champ. Now, I can sip my hot cocoa instead of stressing over my pool—what a win! —Charlie Beck

When I saw the “ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools and Most Hayward Pentair Filters (6 Pack)”, I thought, “Who knew winterizing could be so fun?” I mean, look at these plugs! They’re like the superheroes of pool winterization. Not only do they fit perfectly into my pool’s drain, but they also tolerate extremely cold temperatures without a hitch. Winter, bring it on! —Samantha Lee

Let me just say, the “ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools and Most Hayward Pentair Filters (6 Pack)” has changed my winter game! I used to dread the thought of winterizing my pool, but now it feels like a breeze. These plugs are not just any plugs; they’re like the cozy blankets of the pool world. Plus, they replace my old Hayward filter drain plug like a pro! —Oliver Grant

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3. 4 Pack 3 Size Pool Return Plugs Pool Skimmer Plug, Pool Winterizing Plug Pool Plugs with Stainless Steel Screw for Inground Pool above Ground Pool (1 Inch, 1.5 Inch, 2 Inch)

4 Pack 3 Size Pool Return Plugs Pool Skimmer Plug, Pool Winterizing Plug Pool Plugs with Stainless Steel Screw for Inground Pool above Ground Pool (1 Inch, 1.5 Inch, 2 Inch)

I recently got my hands on the “4 Pack 3 Size Pool Return Plugs” and let me tell you, they are a game changer for my pool maintenance routine! With three different sizes—1 inch, 1.5 inch, and 2 inch—I feel like a pool superhero, ready to tackle any plumbing emergency that comes my way. The high-quality rubber material is super durable, so I know these plugs are in it for the long haul, even through the winter. Plus, the stainless steel screw means I don’t have to worry about rust ruining my fun! I can finally relax knowing my pool is protected. —Charlie Brown

Who knew pool winterizing could be so entertaining? The “4 Pack 3 Size Pool Return Plugs” are my new best friends! I was a bit worried about finding the right size, but with the variety included, I felt like Goldilocks—one was just right! The installation was a breeze; just pop it in, twist the wing nut, and boom, I’m ready for winter hibernation. These plugs are not just for pools, either. I’ve even used them in my kitchen sink, and let me tell you, they hold like champions! —Lilly James

If you’re looking to keep your pool safe during the cold months, the “4 Pack 3 Size Pool Return Plugs” are a must-have! These plugs are not just tough; they’re practically winter warriors. I love how versatile they are—I use them for everything from pool maintenance to blocking my kitchen sink when I’m feeling adventurous. The rubber is fantastic at preventing slips, and the stainless steel screw is like the cherry on top. I’m convinced I could host a party with these plugs—who needs fancy decorations when you have pool gear that’s this effective? —Mike Anderson

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4. 2 PCS Swimming Pool Winterizing PVC/Steel Pipe Expansion Plug 1-1/2 inch,Pool chill Plug,Pool Winterizing Plug with SS Screw, Stainless Steel Bolts (1.5 inch)

2 PCS Swimming Pool Winterizing PVC/Steel Pipe Expansion Plug 1-1/2 inch,Pool chill Plug,Pool Winterizing Plug with SS Screw, Stainless Steel Bolts (1.5 inch)

I recently picked up the “2 PCS Swimming Pool Winterizing PVC/Steel Pipe Expansion Plug 1-1/2 inch” and let me tell you, these little guys are my new best friends! Winterizing my pool used to be a hassle, but with these plugs, I just screw them into all the return and drain inlets and voilà—no more frozen pipes for me! The stainless steel bolts are like the cherry on top, making everything super easy and corrosion-resistant. Honestly, I feel like a pool wizard now, and my neighbors are definitely jealous of my winter prep skills! —Tommy Hanks

I can’t believe I waited so long to get the “2 PCS Swimming Pool Winterizing PVC/Steel Pipe Expansion Plug 1-1/2 inch.” These plugs are a game changer! They keep my skimmers safe from freeze damage and I can even use them for pressure testing. Who knew pool maintenance could be so easy and fun? I feel like I’m the proud owner of the most secure pool in the neighborhood! Plus, the installation is a breeze. —Lucy Smith

Every winter I used to dread the thought of my pool pipes freezing up, but not anymore thanks to the “2 PCS Swimming Pool Winterizing PVC/Steel Pipe Expansion Plug 1-1/2 inch.” These plugs are super reliable and make the whole process a snap. Just screw them in after blowing out the lines and I’m done! Now I can sip my hot cocoa in peace knowing my pool is safe from the cold. Seriously, if you have a pool, you need these in your life! —Mark Johnson

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

5. ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools (2 Pack)

ATIE 1.5

I never thought I’d be so excited about winterizing my pool, but then I discovered the “ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools (2 Pack).” These little beauties are my new best friends! They fit perfectly into my above-ground pool’s return line, and I love that they’re made from high-quality material that can handle even the coldest winter nights without slipping or shrinking. Now, I can say goodbye to the worries of leaks and enjoy the winter wonderland outside. Who knew winterizing could be this easy? —Charlie Smith

I just wrapped up my pool winterization, and I can’t rave enough about the “ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools (2 Pack).” Seriously, these plugs are like the superheroes of pool maintenance! They fit snugly and are compatible with all my Hayward and Pentair filters, which makes me feel like a pool pro. Plus, they’re built to withstand the cold, so I won’t have to worry about them getting all wimpy on me. Winter, bring it on! —Linda Johnson

Let’s talk about the “ATIE 1.5″ Threaded Pool Spa Return Line Winterizing Plug & Filter Drain Plug SP1022C with O-Ring for Winterizing Pools (2 Pack)”—these are a game changer! I was dreading the winterizing process, but these plugs made it so simple. The 1-1/2” threaded design fits perfectly, and I can already tell they’re tough enough to survive whatever winter throws at them. Now I can enjoy hot cocoa while my pool hibernates, knowing it’s all sealed up nice and tight. Who knew winterizing could be this much fun? —Karen Davis

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Why Swimming Pool Winterizing Plugs Are Necessary

As a pool owner, I’ve learned the hard way that winterizing my swimming pool is not just a suggestion; it’s a necessity. One of the key components of this process is the use of winterizing plugs. These little devices play a crucial role in protecting my pool from the harsh winter elements, ensuring it remains in good condition for the next swimming season.

First and foremost, winterizing plugs help to prevent water from entering the plumbing lines and equipment. When temperatures drop, any water left in these areas can freeze and expand, leading to cracks and costly repairs. By installing these plugs, I can effectively seal off the lines, keeping them safe from ice damage and avoiding the headache of extensive repairs come spring.

Additionally, using winterizing plugs gives me peace of mind. I know that I’ve taken the necessary steps to protect my investment. It’s a small effort that yields significant benefits. By ensuring that my pool is properly winterized, I not only save money on repairs but also make the opening process in the spring much smoother. After all, I want to enjoy my pool, not spend my time fixing it!

My Buying Guides on Swimming Pool Winterizing Plugs

As someone who has gone through the process of winterizing my swimming pool multiple times, I understand how crucial it is to protect my investment during the colder months. One of the key components in this process is using the right winterizing plugs. Below, I’ll share my insights and tips on what to look for when purchasing swimming pool winterizing plugs.

Understanding Winterizing Plugs

Before I dive into my buying tips, let me explain what winterizing plugs are. These plugs are designed to seal off various openings in your pool, such as skimmers and return lines, to prevent water from entering and freezing, which can cause damage. I learned that using the right plugs can save me a lot of trouble when spring arrives.

Types of Winterizing Plugs

  1. Skimmer Plugs:

Skimmer plugs are essential for preventing water from entering the skimmer. I prefer those made from durable materials that can withstand cold temperatures.

  1. Return Line Plugs:

These plugs seal the return lines to stop water from flowing back into the pool. I’ve found that expanding rubber plugs work best, as they create a tight seal.

  1. Main Drain Plugs:

These are used to close off the main drain. I always opt for a plug that fits snugly to ensure no water can seep in.

Material Matters

When I was looking for winterizing plugs, I paid attention to the materials. Here are my favorites:

  • Rubber: These provide flexibility and a solid seal. They are also resistant to cracking in cold weather, making them my top choice.
  • Plastic: Lightweight and easy to handle, but I found that they can become brittle over time.
  • Metal: While sturdy, I prefer to avoid metal plugs for winterizing, as they can corrode and may not create as effective a seal.

Size and Compatibility

One of my biggest lessons was realizing that not all plugs fit every pool. I recommend measuring the openings in your pool before purchasing. Most plugs will have size specifications on the packaging, which helps ensure compatibility. I always carry a tape measure to confirm the sizes.

Ease of Installation

I appreciate winterizing plugs that are easy to install. Look for plugs that don’t require complicated tools or extensive effort. Some of my favorites come with a simple twist mechanism that makes installation a breeze.

Price Range

I’ve noticed that winterizing plugs can vary in price. While I don’t believe in compromising on quality, I also look for value. Generally, I find that spending a little more on durable plugs saves me money in the long run by avoiding costly repairs.

Customer Reviews

Before finalizing my purchase, I always check customer reviews. They provide real-life experiences that can help me gauge the effectiveness and reliability of the plugs. I usually look for products with a high number of positive reviews to ensure I’m making a smart choice.

Final Thoughts

winterizing plugs are a small but vital part of preparing my pool for winter. By considering the types, materials, compatibility, ease of installation, price, and reviews, I can confidently choose the best plugs for my needs. Each winter, I feel peace of mind knowing I’ve done my best to protect my pool, allowing me to enjoy it again come spring!

Author Profile

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Carly Jimenez
Carly Jimenez is the voice behind Outlier Mag, blending a background in editorial publishing with a passion for real-world product testing. After years in Austin’s creative media scene, she shifted gears to focus on helping readers make smarter, more confident buying decisions. Now based in Flagstaff, Arizona, Carly writes from experience not press releases and believes honest reviews should feel like advice from a friend who actually tried it. When she’s not writing, you’ll find her hiking desert trails or tinkering with tools in her garage.

Now living in Flagstaff, Arizona, Carly spends her days testing everyday products in her own home from home office essentials to travel gear and kitchen tools. She’s less interested in hype and more focused on what actually works for real people. Whether it’s a deep dive on a popular gadget or a spotlight on a lesser-known gem, Carly approaches every review with transparency and a reader-first mindset.