
Ratings & Reviews for MAPEI Large-Format Floor and Wall White Thinset/Medium bed Tile Mortar ( 50 Pound(s) )
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this thinset mortar for exceptional ease of use and reliable adhesion, particularly with large-format tiles. Reviewers consistently highlight smooth, lump-free mixing, effortless application, and extended working time before setting. The product excels at holding tiles securely on walls and floors, including porcelain and natural stone in high-moisture areas like bathrooms. Many users report deep loyalty, repeatedly choosing it for projects. A few mention isolated adhesion issues, but these are universally attributed to improper installation or substrate preparation rather than product failure. Overall, customers consider it a dependable, high-quality choice for both beginners and experienced installers.
Customer review summary generated by AI, including incentivized reviews.Hold the tile up.
My handy man worked with it, no complaints, but he did about three rows on the bottom first and then the next day he came back and did the rest.
Verified Purchaser
Good for large tiles
Would RecommendBonds quickly but stays workable for at least 45 minutes . This is my go to for 12x12 or larger tile.
Verified Purchaser
Be Careful Of The Expiration Date (Great Mortar)
Would RecommendMapei Large-Format Floor & Wall White Thinset Mortar is a fine product. it's easy to use even if the bed is rather thick. The bond is strong, the spreading is consistent and the wetting is quite good. The no-slump feature works perfectly if water is added properly in accordance with directions. The mortar holds up well outdoors (in appropriate applications)- evening climates which go into freezing weather. But Watch The Expiration Date! Searching six Lowes nearby, every bag was expired. (The ke...
Good mortar trowels down well
Would RecommendMixed half a bag at a time, doing a total of 400 sq ft. Takes a while to mix well, but it has good working time and goes down well with any size notched trowel
Verified Purchaser
I trust this brand!
Would RecommendFirst time using this and I was impressed. Not smelly, and so durable. My large tiles aren’t going anywhere!
Verified Purchaser
Feels soft /brittle after but I trust mapei
Would Not RecommendI found this product to be somewhat powdery and brittle despite mixing per the manufacturer instructions. I've liked all other Mapei product I've used better.
Verified Purchaser
customer service
Would RecommendI placed my order at 11am, expecting it to be ready by the time I arrived at 7pm. Not only was it not ready, but I had to track down the items myself, load them onto a cart, and stage everything at the front just to get checked out—which took another 30 minutes because the store was clearly understaffed. I asked for help loading the items into my truck due to a back injury, and waited another 15 minutes. No one showed up. At that point, I had no choice but to request a refund and leave empty-ha...
Verified Purchaser
Hello, please contact your store's manager to discuss what happened.

Large tiles? Use this!
Would RecommendEasy to mix, very strong hold, great for large format wall tiles. Used this on 12x24 tiles for a bathroom wall and would not recommend any other product more than this one.
Verified Purchaser
Good stuff
Would RecommendGood stuff when placing tile on the wall or floor. It was used for the shower wall and floor.
Verified Purchaser
Will use again
Verified Purchaser
leaves haze (doesnt get off)
Would Not RecommendThis mortar is very hard to remove from tile after it dries it leaves a haze on tile. Also, it left my bathroom smelling like the mortar. its as if it has trouble drying. Its been 2 months and the smell is just starting to fade a little. My bathroom doesnt have a shower and its not humid where i live.
Hello, Thank you for your comments. Sulfamic Acid Crystals will usually remove mortar haze from tile. Or you can try our Acidic Tile & Grout Clea... Read More

Over recommended purchase
Product itself is good. Recommend to buy 10 percent over . Now I have 6 bags to return!
Verified Purchaser
Hello, 10% over is an industry standard as many factors contribute to actual coverage.

Hello,
Please call MAPEI Product Support and if still have the bag we would want to verify the date on it. (800)992-6273