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Customer Reviews for KOHLER Adair Comfort Height 1-Piece 1.28 GPF Single Flush Elongated Toilet with AquaPiston Flush Technology in White

Internet #204850322

Model #K-3946-0

Store SKU #1002346770

  • Toilet seat included with purchase
  • KOHLER AquaPiston releases water from 36 degrees around
  • Comfort Height offers chair-height seating (about 2 in. taller)

Customer Reviews

  • 4.7
    out of 107 reviews
  • 93% recommend this product
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Showing 1-30 of 107 reviews
It’s a good size and I like it but it’s...
It’s a good size and I like it but it’s meh for the price. Good toilet but nothing special.
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  • Verified Purchase
1 found this review helpful
I have already contacted Kohler about the problems I found with the first Adair toilet and they s...
I have already contacted Kohler about the problems I found with the first Adair toilet and they say they will provide feedback to their manufacturing dept. OK. So I returned it to H.D. & I purchased a 2nd one.. kicking myself now. The tank on the 1st toilet would not even hold water. The bottom of the tank was very rough & water would seep under the gasket. (See photo). Where is the quality control in Mexico?. 2nd toilet functions but cosmetically it is a mess. The lid has a noticeable indent and the top of the tank has about a 15 degree slant to the right in relation to the bowl. (See photo). I installed spacers under the lid to level it out. These single piece toilets are heavy so I'm not hauling this one back to H.D. I hate paying too much for a toilet like this one. The wife? Loved it until she flushed it... she says it sounds like a industrial toilet you might hear in a men's room. She is going to live with it because my back won't last hauling this one back to H.D. too. ATTN Kohler Customer Services -- send this note and photos to Mexico and find the quality control inspector and fire him/her. DO a audit on your molds & add a functional test to check for leaks and hire someone with a good eye to check to see if your toilets are in alignment. You can't afford to be selling and expensive crapper. I should have gone with American Standard as I was advised.
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Response from Kohler Product ExpertNov 25, 2018
DETHRONED, my name is Sarah with Kohler Co. I'm truly sorry to hear about your experience with the Adair toilet. We put a lot of thought into our products so it is disappointing to hear we did not meet your expectations and that there were problems with both toilets. We would like to connect with you to learn more about the noise level to determine if this is normal or out of the ordinary. We are also happy to aid in a warranty replacement tank lid. Please email our Customer Service team directly at KohlerCustServ@kohler.com. We’re here to help. –Sarah B. KOHLER Customer Service
    9 found this review helpful
    Uses very little water. It flushes really good taking waste down. The only thing I think that cou...
    Uses very little water. It flushes really good taking waste down. The only thing I think that could be improved is the seat isn't very comfortable.
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    • Verified Purchase
    • Recommended
    3 found this review helpful
    One Piece and Nice Design
    I want to replace my older toilet to try to save on water, since California is rationing our water. This one uses 1.28 GPF, a lot better than the standard 1.6 GPF. A 20% saving per flush. Installation was easy since you don't have to install the tank and making sure that you don't over tight the bolts to the tank. NO worries here since it all in one. The unit is heavy but good news is you only have to install it once. The height from the floor to the top of seat is about 17.5 inches (not the top of the lid). The toilet seat is a slow closing lid so it want go slamming down when you close it. It doesn't come with a wax seal but that didn't matter with me because I don't usually use the one's that it come with. I use the DANCO Perfect Seal Toilet Wax Ring. For any reason you have to pull the toilet up you don't have to worry about replace it. The toilet is well design and has clean line to make it look modern toilet. When flushing it still makes the gulping sound, but when it fill up it is pretty quite. My wife was hoping it was quieter when it flushes. So far I happy with the toilet no issue. It comes with a 1 year warranty. The only issue that I have it took 2 months to get once I order it. When I email about that stated it was back ordered.
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    • Recommended
    8 found this review helpful
    One-piece is great
    I'm in the midst of a bathroom remodel. I bought a different toilet from a different manufacturer and my wife didn't like it. I got this Kohler model to replace it. My wife really likes this toilet, as do I. First, the basics. Toilet installation doesn't vary much. If you aren't comfortable doing it, hire a licensed plumber. I quizzed the Mrs.on why she liked this toilet more so than others. I'm mixing her opinions in with mine. First was the one piece design. We like the a clean modern look. Another not-so-glamorous "plus" I found with this 1-piece is that it is easier to clean. If you have boys, you understand what I'm talking about. Because of the 1-piece design, the tank takes up less space. This design is less obtrusive in our small bathroom . On to functionality. The piston flush works well. It's not overly noisy or harsh. We've have no need for a plunger since this was installed. The height of the toilet is comfortable for everyone. Little kids will still need a step though.
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    • Recommended
    29 found this review helpful
    Stop your search Here !!!!!!
    I have always been a person who research any item before I purchase and now I have friends and family who want me to shop for them This particular item had great reviews and very high scores by several sites that utilized numeric computations. The added height which is comfortable as compared to that of a chair. It so great great not to have to go down so low when using the laboratory. The installation of this item was very simple as I installed it by myself as a single female. This is the second toliet installation, which has saved me a lot of plumbler's cost ; not to mention pride in the accomplishment. You will certainly need to purchase a Wax ring from your local hardware store Plumbing department.
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    • Recommended
    25 found this review helpful
    One Piece - EASY installation
    This toilet is great and was very easy to install. You will need a water line and wax ring but it does come with a good quality soft close seat which is also easy to install. The AquaPiston flush system is pre-installed and shouldn't need any calibration. Just fill it with water and go (literally). The toilet is heavy and very sturdy. It has a small tank and is relatively compact for a "Comfort height with Elongated Seat" style. The AquaPiston technology works really well. It flushes quickly and with force. The tank refills in about 30 seconds (of course that is also dependent on your water pressure). Also, with only 1.28 gallons per flush, we'll save over 1,800 gallons a year. I highly recommend this toilet for DIY installation or pro installation.
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    • Recommended
    7 found this review helpful
    Great idea
    Was worth the wait to have this shipped from factory. Installation was fairly easy but is a good idea to have two people as is 130 pounds and lining it up with the bolts is a job with only one person. Really like the one piece as is no empty space under the tank as is normal so cant get dirty under there where it is really hard to clean, (check out the picture). Like all the features like striking organic design very nice looks. Love that only uses 1.28 gal per flush will save on water bill, say about 16,500 gal per year over the older toilets that were over 3 gal per flush if you were lucky and only needed to flush once, this one is kind like it just shoots of the toilet, amazing. Slow closing seat means no slamming shut. This is a great design from Kohler again they seem to be the top plumbing fixture designer around on all there products
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    • Recommended
    6 found this review helpful
    Beautiful, compact, comfortable
    This Kohler Adair Comfort Height 1-Piece 1.28 GPF Single Flush Elongated Toilet is a compact porcelain unit that has an ADA compliant chair height. It has a striking 1-piece integrated tank design that makes it ideal for the potty room in our master bath (see photos). When unpacking I was pleased to find the internal tank components fully assembled and installed. The toilet is well finished, fully glazed and of excellent quality. The assembly is straight forward with good instructions. The quite close seat provided is of excellent quality. This toilet has a narrower tank than the full size elongated one I replaced. The foot print is larger, there by covering up the caulk lines left by the previous toilet. It flushes completely and the seat closes very quietly, I have provided a demo video. All of these features add up to an excellent replacement toilet for DIY or new construction. It comes with a one year limited warranty.
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    • Recommended
    17 found this review helpful
    Great toilet, but wish they went the extra mile.
    This is a strong flushing, great looking toilet that will look great in any bathroom. I replaced an older style toilet in out first level powder room that would clog constantly when a guest used it. There is nothing more embarrassing for a visitor asking where the plunger is after they use the bathroom. I know for a fact that I will not have the same problem with this hard flushing toilet. ..well, maybe my brother in law. I love that it is one solid peice, which you don't see very often. It does make it very heavy when installing, but I still managed to do it myself. Also, this was the first toilet that I did not have to adjust for an hour just to get the water level right. One last great thing other than how well it flushes is how fast it fills up, and how quiet it is. It also comes with a slow closing lid which is a plus. Now that all being said, you would think that they would include a wax ring for the price you pay for this, and the bolts that are used to fasten to the floor are way to long. You will either have to cut them down to get the caps on, or buy shorter ones. It also took 3 months to ship. I understand that production can get held up, but wow. All in all, I am very happy with this toilet, and I am sure you will be too.
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    • Recommended
    11 found this review helpful
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    • Verified Purchase
    Terrific. Included soft close lid. Excellent flush performance.
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    • Verified Purchase
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    • Verified Purchase
    I’ve installed a lot of toilets over the years and I’ve replaced my current toilet in the past with no issues and currently installed this Kohler toilet and have had nothing but issues. This toilet will not seal and I’ve tried 4 different seals and it still leaks water and not just a little water. It’s a mess. Steer clear of this toilet……piece of junk…very frustrating
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    Response from Kohler Product ExpertFeb 22, 2024
    J, my name is Jessica with Kohler Customer Service. I am sorry to hear of the leaking you are experiencing with your Adair toilet. As the manufacturer, we are very interested in supplying our customers with a quality product that delivers beyond expectations. I am sorry this was not your experience. We would like to connect with you to identify where the leaking is coming from and to aid in a resolution. Please contact our Customer Service team at KohlerCustServ@kohler.com. We look forward to hearing from you soon. - Jessica P. Kohler Customer Service.
    • Verified Purchase
    it came on time it was easy to install and i loved the height
    by
    • Verified Purchase
    Better height than any I’ve ever had plus it flushed down so fast!
    by
    • Verified Purchase
    So far so good . I like the slimmer tank and the overall look of the toilet. I picked it up at home depot and it was in good shape.
    by
    • Verified Purchase
    Take a Chance, Ice Gray Finish is Beautiful
    Fabulous Ice Gray toilet. I did not want a white toilet so I went with Ice gray toilet and sink. Really nice.
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    • Verified Purchase
    • Recommended
    Nice toilet and comfortable.
    by
    • Verified Purchase
    After much research, we purchased this toilet. Overall, it is good; however, it is our first 1.28 GPF and I do miss the higher GPF. But, we live in the desert and want to do our part.
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    • Verified Purchase
    Adair toilet
    very clean and elegant lines. Nice product.........
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    • Verified Purchase
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    • Verified Purchase
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    • Verified Purchase
    Great features and comfortability
    We bought this about two months ago and my wife and I are very pleased with the purchase. We had the Kohler low-boy-type before but we believe this one is more comfortable and better for our back.
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    • Verified Purchase
    • Recommended
    Adair 1 piece comfort height toilet
    I recently relocated & bought 100 yr old house with large bathroom. Have replaced shower/tub combo and just replaced toilet with Adair. Love the smaller compact 1 piece size with easy clean removal seat. Have had it installed for about 2 months & it is perfect for my bathroom. Have no problem finding handle as others commented on even with lid up. I would certainly recommend this particular 1 piece toilet to others. I did major research prior to buying this Kohler Adair in numerous brands, sizes, types & etc.
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      • Recommended
      by
      • Verified Purchase
      Quality toilet
      I just finished a Master Bathroom renovation and decided to go with the Kohler Adair on the recommendations of a couple of plumbers that I asked for advice. Also checked all websites for reviews and comments. I like this toilet and decided to replace another one in the guest bathroom with this same model. Looks good, flushes very well and quiet also is the perfect height.
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        • Recommended
        Great Toilet
        replacement toilet that couldn't have gone better!! love it!!!
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        • Verified Purchase
        • Recommended
        I bought 2 of these toilets and I am soo...
        I bought 2 of these toilets and I am soo happy I went with this choice. I did my research, read the reviews and hands down this was it. I was willing to wait the few months for it to come back in stock. Installed it myself, it was a breeze. I had high standards for this and itt is performing as well as expected. Would def buy again.
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        • Verified Purchase
        Rating provided by a verified purchaser...
        Rating provided by a verified purchaser
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        • Verified Purchase
        Showing 1-30 of 107 reviews

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