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Caulk & Sealant

Alex Painter's Acrylic Latex Caulk

DAP · acrylic latex

Alex Painter's Acrylic Latex Caulk

Full cure (70°F / 50% RH)

24h

Min application temp

40°F

Max application temp

100°F

Open time

10 min

Dry to touch

30 min

Estimate Cure Time

70°F
10°F120°F
50%
0%100%

When this estimate may be unsafe

  • - The joint, bead, pour, or repair is thicker than the product data sheet assumes.
  • - The substrate is colder than the surrounding air, wet, oily, dusty, painted, or otherwise poorly prepared.
  • - The repair will carry weight, resist water pressure, or be safety-critical before full cure.

Quick answers

How long does Alex Painter's Acrylic Latex Caulk take to cure?

Alex Painter's Acrylic Latex Caulk fully cures in 24 hours at standard laboratory conditions, usually 70°F / 21°C and 50% relative humidity. At colder temperatures or difficult humidity, cure time can increase significantly.

What is the minimum temperature to use Alex Painter's Acrylic Latex Caulk?

The minimum application temperature for Alex Painter's Acrylic Latex Caulk is 40°F (4°C). Applying below this threshold can prevent proper curing and cause the bond or seal to fail.

How long does Alex Painter's Acrylic Latex Caulk take to cure in cold weather?

Cold temperatures significantly extend cure time. As a rule of thumb, every 18°F (10°C) below 70°F can roughly double cure time. Enter your actual temperature in the calculator for a product-specific estimate.

Does humidity affect Alex Painter's Acrylic Latex Caulk cure time?

Yes. Alex Painter's Acrylic Latex Caulk cures by water evaporation, so high humidity slows cure. Above 85% RH cure may fail entirely. Low humidity below 40% RH speeds drying but can cause the adhesive to dry before a proper bond forms. Optimal range is 40-60% RH.

What is the open time for Alex Painter's Acrylic Latex Caulk?

Alex Painter's Acrylic Latex Caulk has a working open time of 10 minutes at standard conditions. At higher temperatures open time may shorten; at lower temperatures cure may slow after assembly.

Data sourced from manufacturer's Technical Data Sheet. Last verified: June 2026.
Important: Results are estimates only. Always follow manufacturer instructions. Not suitable for structural, load-bearing, or safety-critical applications.