MAPEI

Flexcolor CQ Ready-to-Use Grout

All colors (premixed) · US · not yet reviewed

Short answer

Light foot traffic: 1 day after application.
Water-ready: 3 days after application.

Start the clock

When did you apply it?
Outdoors, temperature
Where?
Thickness

Stated times

  • Light foot traffic1 day
  • Normal foot traffic2 days
  • Water-ready3 days
  • Full cure3 days
  • Heavy traffic6–7 days

From MAPEI data sheet, MAPEI data sheet · checked 2026-10-24. Anything not listed isn’t stated by the manufacturer.

Conditions & fine print
  • Stated conditions: 73°F (23°C) and 50% relative humidity
  • Cures faster in lower humidity (under 50% is ideal). Not for submerged areas, steam rooms or saunas.
  • Region US. Formulas can differ between countries; check your container.
  • Light foot traffic: 73°F (23°C) and 50% RH
  • Normal foot traffic: 73°F (23°C) and 50% RH
  • Water-ready: Intermittent water exposure only; not for submerged areas
  • Heavy traffic: 73°F (23°C) and 50% RH
  • Entered from the manufacturer source; second review pending. Report outdated information
  • Actual results depend on preparation, thickness, ventilation, temperature, humidity, mixing and substrate.

Questions

How long before Flexcolor CQ Ready-to-Use Grout is light foot traffic?

MAPEI states: Light foot traffic permitted 24 hours after installation. Conditions: 73°F (23°C) and 50% RH. This is the manufacturer’s stated time, not a guarantee.

How long before Flexcolor CQ Ready-to-Use Grout can get wet?

MAPEI states: To develop stain resistance and for a full cure, allow 3 days before intermittent water exposure. Conditions: Intermittent water exposure only; not for submerged areas. This is the manufacturer’s stated time, not a guarantee.

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