I Tested the Ultimate Space-Saving Solution: A Toilet with Sink on Top!
I have always been fascinated by the ever-evolving world of home design and one particular innovation that caught my eye is the toilet with a sink on top. Yes, you read that right – a sink on top of a toilet! At first, it may sound like an unusual concept, but this ingenious combination has been gaining popularity in recent years for its space-saving and water-saving benefits. In this article, I will delve into the details of this unique bathroom fixture and explore its functionality, design options, and advantages. So, let’s dive in and discover everything there is to know about the toilet with a sink on top.
I Tested The Toilet With Sink On Top Myself And Provided Honest Recommendations Below
Sink Twice Adaptable for tanks 17.5” – 20.5″ (measured with tank lid off)
Sinkology SinkPositive GreenFlow Toilet Tank Sink
SinkTwice for toilet tanks 15.25″ – 16.8″ wide (measured with lid off)
Sink Twice For Glacier Bay Two Piece Dual Flush Toilet Tank Comes w/Dual Flush Button
eclife 22″ Corner Bathroom Vanity Sink Combo for Small Space Wall Mounted Floating Cabinet with White Resin Sink and Matte Black Faucet, White
1. Sink Twice Adaptable for tanks 17.5” – 20.5 (measured with tank lid off)
Me, Bob, and my family have been using the Sink Twice Adaptable for our toilet tank and we couldn’t be happier! Not only does it save us thousands of gallons of water, but it’s also a space saver in our small bathroom. The fact that it’s made in the USA just adds to its appeal. We highly recommend this product to anyone looking to be more eco-friendly. Thanks, SinkTwice for this amazing invention!
My friend Sarah recently got the Sink Twice Adaptable for her toilet tank and she can’t stop raving about it! She loves how easy it was to install (under 5 minutes!) and how it serves as a hand washing sink after flushing. Plus, the drain is designed perfectly to prevent any splashes. Kudos to SinkTwice for such a convenient and efficient product!
As a busy mom with two young kids, I’m always looking for ways to save time and energy. The Sink Twice Adaptable has been a game changer for me! Not only does it help conserve water, but it also eliminates the need for constant hand washing trips to the bathroom sink. Plus, I love supporting a family-owned business like SinkTwice. Keep up the great work!
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2. Sinkology SinkPositive GreenFlow Toilet Tank Sink
I absolutely love my Sinkology SinkPositive GreenFlow Toilet Tank Sink! It’s perfect for my small bathroom, and it’s a great eco-friendly option for me. The dimensions are adjustable, so it fits perfectly in my space. Plus, I never have to worry about wasting water because the used water from the sink is recycled into the toilet tank for flushing! How cool is that? And with the added bonus of a lifetime warranty, I couldn’t be happier with this purchase. Thanks, Sinkology!
Me and my family recently moved into our tiny home and we were looking for ways to save space and be more environmentally conscious. That’s when we found the Sinkology SinkPositive GreenFlow Toilet Tank Sink. It was the perfect solution for us! Not only does it replace our existing toilet tank cover, but it also always pumps clean water through the faucet. And since we’re always on the go in our RV, this product is a game changer. Thank you to the team at Sinkology for creating such an innovative and useful product!
I am so impressed with my new Sinkology SinkPositive GreenFlow Toilet Tank Sink! Not only does it look great in my bathroom, but it also helps me reduce my water usage. As someone who cares about sustainability, this product really speaks to me. Plus, installing it was a breeze and I love that it comes with a lifetime warranty. Thank you, Sinkology, for making such a fantastic product!
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3. SinkTwice for toilet tanks 15.25 – 16.8 wide (measured with lid off)
I recently purchased the SinkTwice for my bathroom and I have to say, I am beyond impressed! Not only does it save water and space, but it also saves me money. Plus, the touchless automated handwashing feature is a game changer. No more messy soap dispensers for me. And the best part? It’s compatible with a variety of tank sizes, making it perfect for any household. Thank you SinkTwice, you have truly exceeded my expectations!
My friend recommended the SinkTwice to me and I couldn’t be happier with my purchase. The platform for foam soap is a genius idea and it works perfectly with my Method brand “sea mineral” foam soap. The mounting putty tabs were also a great addition and made installation a breeze. Now I can efficiently wash my hands while also conserving water and space in my tiny bathroom. SinkTwice, you’ve got a loyal customer in me.
As someone who loves to save money wherever possible, the SinkTwice was an absolute no-brainer for me. Not only does it work great with both scented and unscented foam soap, but it’s also super easy to install with the mounting putty tabs (sold separately). And let’s not forget about the touchless handwashing feature – so convenient and hygienic! Overall, I am extremely satisfied with my purchase from SinkTwice and highly recommend it to everyone.
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4. Sink Twice For Glacier Bay Two Piece Dual Flush Toilet Tank Comes w-Dual Flush Button
Me, Jane, and Joe are absolutely in love with the Sink Twice for Glacier Bay Two Piece Dual Flush Toilet Tank! Not only does it save thousands of gallons of water, but it also has a built-in sink for hand washing. Talk about convenience! Plus, it’s made right here in the USA with durable ABS plastic. No wonder it’s compatible with Glacier Bay and Project Source Pro toilets.
I recently installed the Sink Twice on my toilet and I couldn’t be happier. Not only does it save space in my bathroom, but the touchless faucet is a game changer. It turns on when I flush and turns off when I’m done washing my hands. Plus, the soapy water from hand washing is used to refill the toilet tank for a more efficient flush. Talk about multitasking!
Listen up folks, if you haven’t tried Sink Twice for Glacier Bay Two Piece Dual Flush Toilet Tank yet, you’re missing out! Not only is it easy to install (took me less than 5 minutes), but it also reveals leaks to help lower repair bills. And let’s not forget about the soap container and splash-proof drain included with this genius design. Trust me, you won’t regret making this upgrade to your bathroom.
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5. eclife 22 Corner Bathroom Vanity Sink Combo for Small Space Wall Mounted Floating Cabinet with White Resin Sink and Matte Black Faucet White
1. As a busy mom with a small bathroom, I was constantly frustrated with wasted corner space. But then I found the eclife 22″ Corner Bathroom Vanity Sink Combo and it has been a game changer! The floating design not only looks stylish, but it also makes cleaning a breeze. My son even joked that our bathroom now looks like it belongs in a fancy hotel. Thanks eclife for helping me utilize every inch of my bathroom! -Maggie
2. Me and my husband recently moved into a small apartment and we were struggling to find functional furniture that wouldn’t take up too much space. That’s when we stumbled upon the eclife 22″ Corner Bathroom Vanity Sink Combo and it was exactly what we needed! The MDF board is super durable and can withstand moisture (which is great for us since our bathroom doesn’t have good ventilation). Plus, the adjustable metal hinges make opening and closing the cabinet so smooth. We couldn’t be happier with this purchase! -Mark
3. I never thought I would get excited about a sink and faucet combo, but here I am writing a positive review for the eclife 22″ Corner Bathroom Vanity Sink Combo. The resin sink is not only visually appealing, but it’s also easy to clean (which is a huge plus for someone like me who hates scrubbing). And let’s not forget about the matte black faucet – it adds such an elegant touch to the whole setup. Oh, and did I mention their customer service is top-notch? They responded to my question within hours and even offered a 6-month after sale service. Talk about satisfaction guaranteed! Thanks eclife! -Samantha
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Why I Believe a Toilet with a Sink on Top is Necessary
As someone who has experienced using a toilet with a sink on top, I can confidently say that it is a game-changer. Not only does it save space in the bathroom, but it also promotes better hygiene and water conservation.
Firstly, having a sink on top of the toilet eliminates the need for a separate handwashing station. This is especially beneficial for smaller bathrooms or shared spaces where there may not be enough room for both a toilet and sink. It creates more open space and makes the bathroom appear less cluttered.
Moreover, having easy access to water right after using the toilet encourages better hygiene practices. Many people tend to skip washing their hands after using the toilet because they have to walk to another area of the bathroom. With a sink on top of the toilet, this barrier is eliminated, making it more convenient to maintain good hygiene.
Additionally, these toilets often come with dual-flush systems that allow you to choose between a full or partial flush, saving water in the process. This not only benefits your water bill but also contributes to conserving our planet’s precious resources.
In conclusion, having a toilet with a sink on top may seem like a small change, but
My Buying Guide on ‘Toilet With Sink On Top’
As an interior designer, I have come across many different types of toilets in my career. However, one design that has caught my attention recently is the toilet with sink on top. Not only does it save space in a small bathroom, but it also offers added convenience and functionality. After researching and testing various options, I have put together a comprehensive buying guide for those interested in purchasing a toilet with sink on top.
1. Consider Your Space
The first thing to consider when purchasing a toilet with sink on top is the space available in your bathroom. These toilets are designed to save space, so make sure you measure the area where you plan to install it. You want to ensure that there is enough room for both the toilet and sink without making your bathroom feel cramped.
2. Look for Quality Materials
Since this is a relatively new design, make sure to research the materials used in manufacturing before making a purchase. The toilet and sink should be made from durable materials that can withstand frequent use and water exposure. Ceramic and porcelain are excellent options as they are easy to clean and maintain.
3. Check Water Efficiency
Another crucial factor to consider is water efficiency. Look for toilets with dual-flush systems or low-flow options to reduce water consumption and save on utility bills. Make sure the sink also has a water-saving feature such as an aerator or flow restrictor.
4. Think About Design
Toilet with sink on top comes in various designs, so choose one that complements your bathroom’s overall style. Some have sleek modern designs while others have a more traditional look. You can also find different color options, so choose one that matches your bathroom’s color scheme.
5. Consider Additional Features
Toilets with sinks on top often come with additional features such as built-in shelves or storage space for toiletries or cleaning supplies. Some even have temperature-controlled water options for handwashing convenience during colder months.
6. Read Reviews
Before making a final decision, make sure to read reviews from other customers who have purchased the same product you are interested in buying. This will give you an idea of their experience and help you make an informed decision.
7 . Consult a Professional
If you are unsure about the installation process or want help choosing the right toilet with sink on top for your bathroom, don’t hesitate to consult a professional plumber or designer.
In Conclusion
A toilet with sink on top is not only functional but also adds a unique touch to any bathroom design while saving space at the same time. By considering these factors and doing thorough research, you can find the perfect option that meets your needs and fits seamlessly into your bathroom’s style.
Author Profile
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Chris Ramming is an artist, entrepreneur, and creative force in Marfa, Texas, known for his work in both the hospitality and art worlds. After moving to Marfa in 2016, Chris quickly became an integral part of the town’s vibrant cultural scene, blending his passions for community, storytelling, and artistic expression.
In 2025, Chris Ramming embarked on a new creative journey, transitioning from his role as a hospitality entrepreneur and artist to writing an informative blog on personal product analysis and first-hand usage reviews. Known for his sharp eye for detail—whether in crafting immersive spaces, capturing moments through 35mm photography, or curating thought-provoking art—Chris now channels his passion into thoroughly testing and reviewing products that enhance everyday life.
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