GREAT STUFF (DuPont)

GREAT STUFF Gaps & Cracks Insulating Foam Sealant

Smart Dispenser can · US · not yet reviewed

Short answer

Can be trimmed: 1 hour after application.
Tack-free: 5–15 minutes after application.

Start the clock

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

Stated times

  • Tack-free5–15 minutes
  • Can be trimmed1 hour

From GREAT STUFF (DuPont) product page · checked 2026-10-24. Anything not listed isn’t stated by the manufacturer.

Conditions & fine print
  • Stated conditions: 70 ± 5°F, 50 ± 5% RH, 1-inch bead
  • Cure rate depends on temperature, humidity and bead size. The 60–90°F range is for the can's temperature. Paint or cover foam used outdoors.
  • Temperature range: 60°F to 90°F
  • Region US. Formulas can differ between countries; check your container.
  • Tack-free: 70 ± 5°F, 50 ± 5% RH, 1-inch bead
  • Can be trimmed: 70 ± 5°F, 50 ± 5% RH, 1-inch bead
  • 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 Report outdated information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 GREAT STUFF Gaps & Cracks Insulating Foam Sealant is can be trimmed?

GREAT STUFF (DuPont) states: Trimmable in one hour. Conditions: 70 ± 5°F, 50 ± 5% RH, 1-inch bead. This is the manufacturer’s stated time, not a guarantee.

How long before GREAT STUFF Gaps & Cracks Insulating Foam Sealant is tack-free?

GREAT STUFF (DuPont) states: Tack-free in 5–15 minutes. Conditions: 70 ± 5°F, 50 ± 5% RH, 1-inch bead. This is the manufacturer’s stated time, not a guarantee.

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