SKU: 46759516553

MAPEI Keracolor U Unsanded Grout, 19 Pearl Gray #5019, 10-lb Bag

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Description

MAPEI Keracolor U Unsanded Grout, 19 Pearl Gray #5019, 10-lb BagKeracolor U Unsanded Grout Pearl Gray (10 lb) MAPEI Keracolor U is a polymerenriched, unsanded grout for narrow joints on porcelain, ceramic, glass, and natural stone. The Pearl Gray #5019 color delivers clean, modern lines, while BioBlock technology helps resist mold and mildew for durable interior or exterior installations. Key Features: For Narrow Joints: Designed for 1 16 in to 1 8 in grout joints for smooth, pinholefree finishes Versatile Use:

Keracolor U Unsanded Grout – Pearl Gray (10 lb)

MAPEI Keracolor U is a polymer‑enriched, unsanded grout for narrow joints on porcelain, ceramic, glass, and natural stone. The Pearl Gray #5019 color delivers clean, modern lines, while BioBlock technology helps resist mold and mildew for durable interior or exterior installations.


Key Features:

  • For Narrow Joints: Designed for 1/16-in to 1/8-in grout joints for smooth, pinhole‑free finishes
  • Versatile Use: Suitable for porcelain, ceramic, glass/mosaic, marble, granite, travertine, and natural stone; indoor or outdoor
  • Enhanced Durability: Polymer‑enriched formula with BioBlock technology for mold and mildew resistance
  • Pool-Ready After Cure: Approved for submerged applications after a full 21‑day cure
  • Upgradable Stain Resistance: Mix with MAPEI Grout Maximizer instead of water for added stain resistance and flexibility

Specifications Table:

Specification Details
Series Name Keracolor U
Type Unsanded grout with polymer
Color/Finish Family Gray
Manufacturer Color/Finish Pearl Gray #5019 (Color 19)
Unit of Measure Pound(s)
Unit of Measure Quantity 10
Use Location Indoor or outdoor
For Use with Bathroom Floors Yes
For Use with Bathroom Walls Yes
For Use with Fireplace Exteriors Yes
For Use with Garage Floors No
For Use with Garage Walls Yes
For Use with Kitchen Backsplashes Yes
For Use with Kitchen Counters Yes
For Use with Patios Yes
For Use with Pools Yes (after 21-day cure)
For Use with Shower Floors Yes
For Use with Shower Walls Yes
For Use with Vinyl Floors No
Freeze Resistant Post Installation Yes
Mold Resistant Yes (BioBlock technology)
Sanded/Unsanded Unsanded
Sealing Required Yes
Stain Resistant Yes, with additive (Grout Maximizer)
Maximum Coverage Area (sq. ft.) Up to 638 per 10 lb (varies by tile size and joint width)
Recommended Joint Width 1/16-in to 1/8-in
Warranty 1-year limited
CA Prop 65 Warning Yes
Approximate Coverage Chart Provided per 10-lb bag for multiple tile sizes and joint widths (see image)

Frequently Asked Questions (FAQ):

Q: What tile types can this grout be used with?
A: It’s suitable for porcelain, ceramic, glass/mosaic, marble, granite, travertine, and natural stone.


Q: What joint size is recommended?
A: Use in grout joints from 1/16 inch to 1/8 inch.


Q: Is sealing required?
A: Yes. For increased stain resistance and flexibility, mix with MAPEI Grout Maximizer.


Q: Can it be used in wet or submerged areas?
A: Yes, including pools and spas once fully cured—allow 21 days before submersion.


Q: How much area does a 10‑lb bag cover?
A: Up to approximately 638 sq ft depending on tile size and joint width; see coverage chart for details.


Crisp, Architectural Lines in Pearl Gray

Pearl Gray grout frames tile with a refined, gallery-like precision that elevates everyday surfaces. The unsanded, ultra-smooth finish keeps the focus on your tile while lending a tailored, modern edge. Pair it with glossy white subway tile for a chic contrast or use with stone mosaics to quiet the palette. It’s the subtle, sophisticated detail that makes a space feel impeccably finished.


Choose Keracolor U in Pearl Gray to get a smooth, durable finish that elevates your tile project with professional polish.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 46759516553

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4.7 ★★★★★
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KindleDiva
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★★★★★ 5
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Reviewed in the United States on May 28, 2026
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★★★★★ 5
Great product from a great company
Color: Black, Size: Rechargeable
This product works very well. There are several other whips to use also. I absolutely love the cream it makes and that is important so I can enjoy my morning coffee. I used this whisk for quite a while then all of a sudden it stopped working. I wrote to the company to explain. A few days later they sent me a beans new whisk. GREAT item and great company to work with.
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Reviewed in the United States on May 23, 2026
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kg
Bozeman, US
★★★★★ 4
Great Frother - almost too powerful
Color: Black, Size: Rechargeable
I’ve been using the Tyohur InstaWhisk milk frother for a while now, and overall I really like it—but I wouldn’t quite give it 5 stars, and honestly it’s because it might be a little too powerful for its own good. First, the positives: this frother does an amazing job. The single-button control is super easy to use, and I love that you can adjust the speed just by how much pressure you apply. It feels very intuitive, and you can really dial in the exact texture you want. Whether I’m making a latte or mixing something thicker like a protein drink, it handles everything smoothly. The performance is seriously impressive. On the lower speeds, it creates nice, silky foam, and when you turn it up, it’s incredibly fast—like café-quality foam in seconds. High-speed frothers like this are designed to create rich foam very quickly, and this one definitely delivers on that promise That said, the power is also what knocks it down a star for me. If you’re not careful (especially when using higher speeds), it can splash pretty easily. The product description says it’s designed to prevent mess with stable low-RPM operation, and that’s true if you stay on the lower settings—but once you ramp it up, you really need to keep the whisk fully submerged or start slow, or it can send milk flying out of the container
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Reviewed in the United States on May 23, 2026
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GN Phx
Draper, US
★★★★★ 5
Great frother and well built
Color: Black, Size: Rechargeable
I don’t usually write reviews, but since I’ve been helped by so many reviews from others, I wanted to share my thoughts on the InstaWhisk Milk Frother. This is a great frother. It really whips cream into a tasty, rich froth. My wife and I have tried cheaper battery-operated frothers in the past, and while they worked fine at first, they didn’t last very long. The InstaWhisk feels well built and works great. Pro tip: The frother may be a little too powerful at normal speed, so you might need to lightly “feather” the power button to keep the liquid from overflowing the cup. Once you get used to it, it works really well.
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Reviewed in the United States on June 6, 2026
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Ken
Boise, US
★★★★★ 5
Great frother/stirrer especially for the price.
Color: Black, Size: Rechargeable
Best one available. Have used cheap ones from the store that work pretty good, but batteries are a pain. This is rechargeable and it has a push button that allows you to start it right away without having to turn it on to start it kind of like a power drill. If you start to press it it goes slow the harder you press the faster it goes. The different attachments are great. We use it for both coffee frothing as well as mixing up electrolyte drinks with water with the included mixing attachment. Crazy powerful and easy to use.
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