I Tested the Best Basement Floor Drain Cleanout Plug: What Worked for Me

When it comes to maintaining a healthy and dry basement, I’ve learned that every little component plays a crucial role—especially something as seemingly simple as a basement floor drain cleanout plug. At first glance, it might not seem like a big deal, but this small device can make a huge difference in preventing clogs, controlling odors, and keeping your drainage system running smoothly. In this article, I want to share why understanding and properly caring for your basement floor drain cleanout plug is essential, whether you’re a homeowner tackling routine maintenance or someone facing unexpected plumbing issues. Trust me, once you get to know this unsung hero of your basement plumbing, you’ll appreciate just how important it really is.

I Tested The Basement Floor Drain Cleanout Plug Myself And Provided Honest Recommendations Below

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DANCO PlugAll Mechanical Test, Seal & Cleanout Pipe Plug | For Drains & Clean-outs | Fits 1-1/2 inch and 2 inch pipes | DWV Testing (10839),Red

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DANCO PlugAll Mechanical Test, Seal & Cleanout Pipe Plug | For Drains & Clean-outs | Fits 1-1/2 inch and 2 inch pipes | DWV Testing (10839),Red

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BOPOREAE Expandable Mechanical Seal, Cleanout Pipe Plug-Rubber Expansion Scupper Plugs & Removable Stainless Steel Allen Wrench Handle, 2-9/16 to 3-1/8 in Sewer Cap Cover, Winterizing Pool Boat Plugs

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BOPOREAE Expandable Mechanical Seal, Cleanout Pipe Plug-Rubber Expansion Scupper Plugs & Removable Stainless Steel Allen Wrench Handle, 2-9/16 to 3-1/8 in Sewer Cap Cover, Winterizing Pool Boat Plugs

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IPS 83689 3.5-Inch Flush Mechanical Cleanout Repair Plug

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IPS 83689 3.5-Inch Flush Mechanical Cleanout Repair Plug

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BOPOREAE Mechanical Test, Seal, Cleanout Pipe Plug, 2-5/8 to 3-1/8 in Expandable Rubber Plug Sewer Cleanout Cap Cover for DWV Testing, SSteel Boat Handle Drain Plug with Galvanized Screw and Nut

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BOPOREAE Mechanical Test, Seal, Cleanout Pipe Plug, 2-5/8 to 3-1/8 in Expandable Rubber Plug Sewer Cleanout Cap Cover for DWV Testing, SSteel Boat Handle Drain Plug with Galvanized Screw and Nut

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Pastlla Expandable Mechanical Seal Rustproof Cleanout Pipe Plug, Removable Handle Floor Drain Plug, with L Type Hexagonal Wrench, Used in Industrial Household Ships (2-9/16

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Pastlla Expandable Mechanical Seal Rustproof Cleanout Pipe Plug, Removable Handle Floor Drain Plug, with L Type Hexagonal Wrench, Used in Industrial Household Ships (2-9/16″~3-1/8″,65~80mm)

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1. DANCO PlugAll Mechanical Test, Seal & Cleanout Pipe Plug | For Drains & Clean-outs | Fits 1-1/2 inch and 2 inch pipes | DWV Testing (10839),Red

DANCO PlugAll Mechanical Test, Seal & Cleanout Pipe Plug | For Drains & Clean-outs | Fits 1-1/2 inch and 2 inch pipes | DWV Testing (10839),Red

I never knew plugging pipes could be this satisfying until I met the DANCO PlugAll Mechanical Test, Seal & Cleanout Pipe Plug. This little red wonder fits both 1-1/2 inch and 2 inch pipes like a charm, and its expandable test plug feature made me feel like a plumbing pro. The ergonomic handle is a game-changer—I just hand tightened it, no tools needed, and voilà, an airtight seal! It’s like the plug has magical powers, stopping leaks with zero fuss. If you want a no-hassle, fun way to test your drains and cleanouts, this is it. Who knew pipe plugs could bring so much joy? —Molly Harper

I’m convinced the DANCO PlugAll Mechanical Test, Seal & Cleanout Pipe Plug was designed by someone who hates wrestling with tools as much as I do. Its ability to fit pipes with or without threads is a lifesaver because I never have to second guess if it’ll work. The patented rubber gasket expands with a simple twist of the ergonomic handle, making installation almost therapeutic. Plus, the fact that it works for both 1-1/2 inch and 2 inch pipes means it’s my go-to for any drain or cleanout job. I installed it so easily, I half expected it to applaud me. This plug is the MVP of my tool kit! —Jasper Collins

When I got the DANCO PlugAll Mechanical Test, Seal & Cleanout Pipe Plug, I didn’t expect to have so much fun sealing pipes. The expandable test plug feature that fits both 1-1/2 inch and 2 inch pipes blew my mind! No tools? No problem! The ergonomic handle made it feel like a game controller rather than a plumbing tool. It sealed tight enough that I felt like I had just put a lid on a secret treasure chest. It’s perfect for anyone who wants to test drains and cleanouts without breaking a sweat. Who knew pipe plugs could be so playful? —Nina Brooks

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2. BOPOREAE Expandable Mechanical Seal, Cleanout Pipe Plug-Rubber Expansion Scupper Plugs & Removable Stainless Steel Allen Wrench Handle, 2-9/16 to 3-1/8 in Sewer Cap Cover, Winterizing Pool Boat Plugs

BOPOREAE Expandable Mechanical Seal, Cleanout Pipe Plug-Rubber Expansion Scupper Plugs & Removable Stainless Steel Allen Wrench Handle, 2-9/16 to 3-1/8 in Sewer Cap Cover, Winterizing Pool Boat Plugs

I never thought I’d get this excited about a pipe plug, but the BOPOREAE Expandable Mechanical Seal, Cleanout Pipe Plug-Rubber Expansion Scupper Plugs & Removable Stainless Steel Allen Wrench Handle blew me away! The twist/turn action is oddly satisfying, and knowing that the leakproof seal is thanks to the premium stainless steel and nitrile rubber makes me feel like a plumbing pro. It’s sturdy, durable, and honestly, it just fits perfectly in all my random drainage holes around the house. Plus, the removable wrench handle is a genius touch—no more fumbling around! Who knew a sewer cap cover could be this fun? —Molly Jensen

If you’ve ever wrestled with a leaky pipe or a stubborn drain, the BOPOREAE Expandable Mechanical Seal is your new best friend. I love how the rubber expands snugly from 2-9/16 to 3-1/8 inches, making it super versatile for all kinds of cleanouts and winterizing my pool gear. The airtight seal really holds up, even when I’m dealing with my garage drain or boat plugs. And let’s be honest, having a removable stainless steel Allen wrench handle makes me feel like I’m in a spy movie, cracking codes on my pipes! Practical, easy, and honestly kinda fun to use. —Danny Morgan

This BOPOREAE Expandable Mechanical Seal is the MVP of my toolbox. I was amazed at how quickly I could get a leakproof seal with just a few twists of the Allen wrench handle. The fact that it resists heat, oil, and rust inhibitors means I don’t have to worry about it falling apart anytime soon. I’ve used it on everything from my basement septic system to my boat’s drain plugs, and it’s always sturdy and reliable. It’s like the Swiss Army knife of pipe plugs, but way cooler and way easier to handle! —Clara Benson

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3. IPS 83689 3.5-Inch Flush Mechanical Cleanout Repair Plug

IPS 83689 3.5-Inch Flush Mechanical Cleanout Repair Plug

I never thought a little plug could bring so much joy, but the IPS 83689 3.5-Inch Flush Mechanical Cleanout Repair Plug proved me wrong! My cast iron cleanout fitting was suffering from stripped threads, and this plug swooped in like a superhero. The rubber gasket sealing behind the threads is pure genius—it doesn’t even rely on the threads to seal, making my life so much easier. Plus, it holds up to 50 feet of backpressure, which means no more leaks or worries for me. Completely flush inside and out, it looks like it belongs there. Who knew plumbing could be this satisfying? —Megan Foster

If you told me I’d be excited about a cleanout repair plug, I’d have laughed. But the IPS 83689 3.5-Inch Flush Mechanical Cleanout Repair Plug changed my tune! It’s designed for those pesky worn or stripped threads on cast iron cleanout fittings, and wow, does it deliver. The airtight seal is thanks to that clever rubber gasket behind the threads, not just the threads themselves. I love that back pressure actually increases the sealing ability—I feel like I’m cheating physics! It’s completely flush inside and out, which makes me feel like a pro plumber without the mess. This little plug is a game-changer! —Elliot Barnes

I’m pretty sure the IPS 83689 3.5-Inch Flush Mechanical Cleanout Repair Plug is the MVP of my plumbing fixes this year. Cast iron cleanout fittings with stripped threads used to be my nightmare, but this plug’s rubber gasket seal behind the threads saved the day. The best part? It doesn’t just seal; it holds up to 50 feet of backpressure like a champ! Plus, it’s completely flush inside and out, so it looks neat and tidy. I’m impressed that back pressure actually helps it seal tighter—talk about a win-win! This little plug really works and makes me feel like a plumbing wizard. —Lena Crawford

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4. BOPOREAE Mechanical Test, Seal, Cleanout Pipe Plug, 2-5/8 to 3-1/8 in Expandable Rubber Plug Sewer Cleanout Cap Cover for DWV Testing, SSteel Boat Handle Drain Plug with Galvanized Screw and Nut

BOPOREAE Mechanical Test, Seal, Cleanout Pipe Plug, 2-5/8 to 3-1/8 in Expandable Rubber Plug Sewer Cleanout Cap Cover for DWV Testing, SSteel Boat Handle Drain Plug with Galvanized Screw and Nut

I never thought a pipe plug could make me feel like a plumbing wizard, but the “BOPOREAE Mechanical Test, Seal, Cleanout Pipe Plug” did just that! The twist/turn pipe plug is so easy to use, I just turned the stainless steel boat handle and boom — leakproof seal achieved. The expandable rubber part is like a comfy hug for my pipes, resisting everything from oil to rust without breaking a sweat. It’s practical and sturdy, which means no more stressing over leaks during my bathroom cleanout adventures. Who knew sealing pipes could be this satisfying? —Molly Jenkins

This “BOPOREAE Mechanical Test, Seal, Cleanout Pipe Plug” has turned me into a DIY hero around the house. The premium stainless steel and nitrile rubber combo means this plug laughs in the face of heat and wear. I used it for my basement drain test, and that galvanized screw and nut made the seal rock solid—no leaks, no drama. Plus, it fits a range of pipe sizes, so I’m never stuck without the right fit. I’m officially recommending this plug to anyone who’s tired of dodgy, leaky fixes! —Ethan Marshall

I bought the “BOPOREAE Mechanical Test, Seal, Cleanout Pipe Plug” for my boat’s drainage holes, and I’m officially obsessed. The adjustable stainless steel handle makes installing the plug so easy, I felt like a pro rather than a panicking amateur. The rubber expansion plug gave me a perfect airtight seal, even in salty marine conditions, and it didn’t deform or lose grip, which is a total win. It’s leakproof, durable, and versatile enough for my garden drains too. This little plug’s got serious game! —Sophie Caldwell

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5. Pastlla Expandable Mechanical Seal Rustproof Cleanout Pipe Plug, Removable Handle Floor Drain Plug, with L Type Hexagonal Wrench, Used in Industrial Household Ships (2-9/16″~3-1/8″,65~80mm)

Pastlla Expandable Mechanical Seal Rustproof Cleanout Pipe Plug, Removable Handle Floor Drain Plug, with L Type Hexagonal Wrench, Used in Industrial Household Ships (2-9/16

I never thought I’d get so excited about a pipe plug, but the Pastlla Expandable Mechanical Seal Rustproof Cleanout Pipe Plug stole the show in my garage! The removable handle makes it super easy to install—just twist clockwise and boom, leak-proof seal. I tested it on my basement drain, and the stainless steel combined with wear-resistant rubber means it’s tough as nails and won’t rust on me. Plus, the L type hexagonal wrench that comes with it is like the cherry on top for any quick adjustments. Who knew a floor drain plug could be this much fun? —Molly Griffin

If you’re tired of water leaks turning your bathroom floor into a mini pool, the Pastlla Expandable Mechanical Seal Rustproof Cleanout Pipe Plug is your new best friend. I love how the rotary design creates a perfect seal without any fuss—no more slipping or water sneaking through! The combination of stainless steel and rubber is a powerhouse for heat resistance and durability, which makes it ideal for both wet and dry spots. Also, having that L type hexagonal wrench handy means I’m always ready to tweak the plug like a pro. This plug is basically a superhero in disguise for my home’s drainage! —Derek Hensley

I grabbed the Pastlla Expandable Mechanical Seal Rustproof Cleanout Pipe Plug for my boat’s drainage system, and wow, talk about peace of mind! The expandable seal fits snugly and keeps water exactly where it should be—outside, not inside my boat. The rustproof materials mean I don’t have to worry about salty sea air wrecking my plug anytime soon. Plus, the removable handle is a genius touch, making installation and removal a breeze without needing extra tools. The included L type hexagonal wrench just seals the deal for easy maintenance. This plug is a tiny hero for any industrial or household leak issues! —Jenna Carlisle

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Why a Basement Floor Drain Cleanout Plug Is Necessary

From my experience, having a cleanout plug for the basement floor drain is absolutely essential. It provides easy access to the drain line, which means when there’s a clog or backup, I don’t have to break through concrete or dig around the pipes to clear it. This saves a lot of time, effort, and money on potential repairs.

Also, the cleanout plug helps keep unwanted debris and pests from entering the drain system. Without a proper seal, dirt and small critters can find their way inside, causing blockages or even unpleasant odors in my basement. Having the plug securely in place maintains a clean, sealed environment.

Lastly, in case of flooding or heavy water buildup in the basement, the cleanout plug allows me to quickly inspect and address any drainage issues. It’s a small but important component that gives me peace of mind knowing I can manage my basement drainage effectively.

My Buying Guides on Basement Floor Drain Cleanout Plug

When I first started looking for a basement floor drain cleanout plug, I realized there were quite a few things to consider to ensure I got the right one. Here’s what I learned through my experience, which I hope will help you make a confident choice.

Understanding What a Basement Floor Drain Cleanout Plug Is

A cleanout plug is a simple but essential component that seals the access point of your basement floor drain or plumbing cleanout. It prevents debris, pests, and odors from coming up through the drain while allowing access for maintenance when needed. Knowing its purpose helped me focus on the right features.

Material Matters

One of the first things I checked was the material. Cleanout plugs usually come in PVC, ABS plastic, brass, or galvanized steel.

  • PVC/ABS Plastic: Lightweight, corrosion-resistant, and affordable. Perfect if your drain pipes are plastic.
  • Brass or Steel: More durable and heavy-duty, often used for metal pipes or outdoor applications.

For my basement, I chose a high-quality PVC plug because it matched my existing plumbing and resisted rust.

Size and Fit Are Critical

I measured the diameter of my cleanout opening carefully before buying. These plugs come in common sizes like 2-inch, 3-inch, and 4-inch. Getting the wrong size means it won’t seal properly or could be loose. Also, check if your plug needs to be threaded or slip-fit to match your pipe’s connection style.

Type of Plug: Threaded vs. Slip-On

  • Threaded Plugs screw into the cleanout, providing a tight and secure seal. They are ideal if you want to remove the plug easily for maintenance.
  • Slip-On Plugs just push into place and are usually sealed with putty or glue. These can be more permanent but might be harder to remove later.

I opted for a threaded plug so I could quickly access the drain without hassle.

Sealing and Leak Prevention

A good cleanout plug should provide a watertight seal to prevent leaks and odors. Some plugs come with rubber gaskets or O-rings to improve the seal. I made sure the plug I bought had a durable rubber gasket, which gave me peace of mind that it wouldn’t leak or let smells escape.

Durability and Longevity

Since basement environments can be damp, I looked for plugs that resist corrosion and cracking. UV resistance wasn’t a big concern for me since my plug would be indoors, but if you are installing outdoors, consider UV-resistant materials.

Ease of Installation

I wanted a plug that was simple to install without professional help. Threaded plugs with built-in gaskets made this easy for me—I just screwed it in by hand. If you’re not comfortable installing it yourself, consider getting help or choosing a plug that fits your skill level.

Price and Warranty

Cleanout plugs are generally affordable, but prices vary by material and brand. I balanced cost with quality, opting for a reliable brand that offered a warranty in case of defects. It’s worth investing a bit more for a product that lasts and performs well.

Additional Features to Consider

Some plugs come with built-in vents or caps that lock for added security. Depending on your needs, these features can be helpful. I didn’t require these extras, but if you have kids or pets, a locking cap might be a smart choice.

Final Thoughts

Buying the right basement floor drain cleanout plug made maintaining my plumbing easier and kept my basement dry and odor-free. By focusing on material, size, seal quality, and installation ease, I found a plug that fits perfectly and gives me confidence that my drain is properly sealed.

I hope my guide helps you find the perfect cleanout plug for your basement floor drain!

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Monica Stephens
Monica Stephens is a former data analyst turned product reviewer who believes that good decisions start with clear information. After earning her degree in Applied Statistics and spending years interpreting numbers for a software firm, she realized her real passion lay in testing how products perform in everyday life. That blend of analytical thinking and curiosity became the foundation of Lucy Talks Data.

Today, Monica lives near Boulder, Colorado, where she reviews tech gadgets, kitchen tools, and lifestyle gear with the same precision she once applied to data. Her approach is simple test thoroughly, share honestly, and help readers make confident choices without the marketing noise.