Custom Building Products

Fusion Pro Single Component Grout

All colors (sanded) · US · not yet reviewed

Short answer

Light foot traffic: 1 day after application.
Water-ready: 7 days after application.

Start the clock

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

Stated times

  • Light foot traffic1 day
  • Heavy traffic3 days
  • Water-ready7 days

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

Conditions & fine print
  • Stated conditions: 70°F (21°C) and 50% relative humidity
  • Fusion Pro cures by evaporation. Covering it right after grouting extends cure time. The manufacturer does not publish a correction factor for cold or humid conditions.
  • Region US. Formulas can differ between countries; check your container.
  • Water-ready: 70°F (21°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 Report outdated information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 Fusion Pro Single Component Grout is light foot traffic?

Custom Building Products states: Allow 24 hours until light traffic. This is the manufacturer’s stated time, not a guarantee.

How long before Fusion Pro Single Component Grout can get wet?

Custom Building Products states: Allow 7 days at 70°F and 50% relative humidity before intermittent water exposure (such as a shower). Conditions: 70°F (21°C) and 50% RH. This is the manufacturer’s stated time, not a guarantee.

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