Sashco

Big Stretch Elastomeric Caulk

All colors · US · not yet reviewed

Short answer

Paint-ready: 4 hours after application.
Full cure: 4–5 days after application.

Start the clock

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

Stated times

  • Tack-free30 minutes
  • Paint-ready4 hours
  • Rain-safe1–3 days
  • Full cure4–5 days

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

Conditions & fine print
  • Stated conditions: Surface temperature 40–120°F
  • Lower temperatures and higher humidity slow curing. Interior latex paint needs 24–48 hours (longer if humid); most exterior oil-based paints need 1 week. Protect from rain with plastic sheeting if needed.
  • Temperature range: 40°F to 120°F
  • Region US. Formulas can differ between countries; check your container.
  • Tack-free: ASTM C679
  • Paint-ready: Exterior latex only; interior latex 24–48 hours; most exterior oil-based 1 week
  • 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 Report outdated information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 you can paint Big Stretch Elastomeric Caulk?

Sashco states: Paintable with exterior latex paints or stains after 4 hours. Conditions: Exterior latex only; interior latex 24–48 hours; most exterior oil-based 1 week. This is the manufacturer’s stated time, not a guarantee.

How long before Big Stretch Elastomeric Caulk is full cure?

Sashco states: Full cure: 4–5 days, depending on temperature, humidity and bead size. This is the manufacturer’s stated time, not a guarantee.

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