LATICRETE

LATAPOXY 300 Adhesive

Epoxy tile adhesive · US · not yet reviewed

Check your container: This countdown is for the Epoxy tile adhesive variant. Similar-looking versions may have different times.

How long before you can grout over LATICRETE LATAPOXY 300 Adhesive?

Short answer

Ready for grout: 12 hours after application.
Light foot traffic: 12 hours after application.
Grout & tile mortar

Return-to-use gates

Open the surface gradually instead of treating cure as one moment

Touch / inspectA surface check only
Foot trafficUse the stated walking time
Heavy useWait for furniture, water or vehicle readiness

Calculate return-to-use time

When was the material placed?
Conditions that affect drying
Where?
Thickness

Stated times

  • Working time ends45 minutes
  • Ready for grout12 hours
  • Light foot traffic12 hours
  • Heavy traffic1 day
  • Immersion-ready14 days

From LATICRETE data sheet · checked 2026-10-25. Anything not listed isn’t stated by the manufacturer.

Manufacturer website: laticrete.com

Conditions & fine print
  • Stated conditions: Not stated in the data sheet
  • Store the product at 70°F (21°C) for 24 hours before use. The data sheet gives no full-cure time; in cold weather it says to protect work from traffic until fully cured. New slabs must be damp cured and 28 days old.
  • Region US. Formulas can differ between countries; check your container.
  • Working time ends: No temperature is given. Warm temperatures shorten working time.
  • Ready for grout: Listed under Working Properties with no conditions.
  • Light foot traffic: Cool temperatures lengthen the time to traffic.
  • Heavy traffic: Listed under Working Properties with no conditions.
  • Immersion-ready: Water at 70°F (21°C).
  • Entered from the manufacturer source; second review pending. Report outdated information
  • Actual results depend on preparation, thickness, ventilation, temperature, humidity, mixing and substrate.

Using this specific product

LATICRETE LATAPOXY 300 Adhesive is listed here as the Epoxy tile adhesive version for tile, epoxy adhesive, and floor. For grouting tile, the useful question is not simply whether the surface looks finished—it is whether the exact next-action milestone shown above has been reached.

Before you start

  • Confirm the package says Epoxy tile adhesive; related versions can use different timing.
  • For tile, epoxy adhesive, and floor, pay particular attention to joint depth, water ratio, cleanup and room conditions.
  • No temperature is given. Warm temperatures shorten working time. Listed under Working Properties with no conditions. Cool temperatures lengthen the time to traffic. Water at 70°F (21°C).

How to check readiness

Inspect shaded joints and verify the stated water or traffic milestone. Pot life is 45 minutes. Time to grout is 12 hours. Try a protected edge first and avoid turning, dragging or concentrated loads.

Avoid this mistake

Color change alone does not prove the joint is ready for immersion.

Questions

How long before you can grout over this product?

LATICRETE states: Pot life is 45 minutes. Conditions: No temperature is given. Warm temperatures shorten working time.. Time to grout is 12 hours. Conditions: Listed under Working Properties with no conditions.. Time to light traffic is 12 hours. Conditions: Cool temperatures lengthen the time to traffic.. Time to heavy traffic is 24 hours. Conditions: Listed under Working Properties with no conditions.. Wait 14 days after the final grouting period before filling water features with water. Conditions: Water at 70°F (21°C).. These are the manufacturer’s stated times, not a guarantee.

How long do I have to work with this product?

LATICRETE states: Pot life is 45 minutes. Conditions: No temperature is given. Warm temperatures shorten working time.. These are the manufacturer’s stated times, not a guarantee.

How long before I can walk on tile set with this product?

LATICRETE states: Time to light traffic is 12 hours. Conditions: Cool temperatures lengthen the time to traffic.. These are the manufacturer’s stated times, not a guarantee.

How long before heavy traffic is safe on this product?

LATICRETE states: Time to heavy traffic is 24 hours. Conditions: Listed under Working Properties with no conditions.. These are the manufacturer’s stated times, not a guarantee.

What affects how long this product takes to dry or cure?

Store the product at 70°F (21°C) for 24 hours before use. The data sheet gives no full-cure time; in cold weather it says to protect work from traffic until fully cured. New slabs must be damp cured and 28 days old. Follow the product label for your conditions.

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