MAPEI Flexcolor CQ Grout – Cavern Moss #5228, 1 Gallon

Regular price $106.36

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Flexcolor CQ Ready-to-Use Acrylic Grout, Cavern Moss #5228

Professional-grade, ready-to-use acrylic grout with color-coated quartz for consistent Cavern Moss #5228 color. Designed for porcelain, ceramic, natural stone, glass, and groutable LVT/LVP with no sealing required and easy cleanup.


Key Features:

  • Ready-to-Use Formula: No mixing; simply open and apply
  • Versatile Application: Suitable for porcelain, ceramic, natural stone, glass, mosaics, and groutable LVT/LVP
  • Joint Size Range: Works in 1/16-in to 1/2-in grout joints
  • Durable Protection: Chemical, stain, mold and mildew resistant; freeze resistant after installation
  • Fast Cure: Dries to a hard, uniform surface in 24 hours

Specifications Table:

Specification Details
Series Name Flexcolor CQ
Manufacturer Color/Finish Cavern Moss #5228
Color/Finish Family Gray
Type Acrylic premix
Unit of Measure Gallon(s)
Unit of Measure Quantity 1
Sanded/Unsanded Sanded
Sealing Required No
Stain Resistant Yes (no additive required)
Mold Resistant Yes
Freeze Resistant Post Installation Yes
Use Location Indoor or outdoor
For Use with Bathroom Floors Yes
For Use with Bathroom Walls Yes
For Use with Fireplace Exteriors No
For Use with Garage Floors Yes
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 No
For Use with Shower Floors Yes
For Use with Shower Walls Yes
For Use with Vinyl Floors Yes
Maximum Coverage Area (Sq. Feet) 557 (varies by tile size and joint width)
Grout Joint Width Range 1/16-in to 1/2-in
Warranty 1-year limited
CA Residents: Prop 65 Warning(s) Yes
UNSPSC 30111500

Frequently Asked Questions (FAQ):

Q: Is sealing required after using Flexcolor CQ?
A: No. The grout is chemical and stain-resistant and does not require sealing.


Q: Where can this grout be used?
A: Indoor or outdoor, including intermittently wet areas such as shower floors and walls; not for pools.


Q: What tiles is it compatible with?
A: Porcelain, ceramic, natural stone, glass/mosaic tiles, and groutable LVT/LVP.


Q: What grout joint widths does it cover?
A: Suitable for joints from 1/16 inch up to 1/2 inch.


Q: How long before the surface hardens?
A: It dries to a hard, uniform color surface in approximately 24 hours.


A refined, mossy-gray grout that frames tile with quiet sophistication

Cavern Moss lends a modern, organic neutrality that elevates crisp whites and earthy stones alike. Its quartz-coated finish creates a smooth, uniform line that feels tailored and timeless. Try it with matte subway tile to accentuate geometry without stealing the scene. This shade is a subtle luxury that completes high-end kitchens and spa-like baths with effortless polish.


Choose Cavern Moss #5228 to achieve a consistent, no-seal finish that makes your tile installation look impeccably crafted.

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