It may crack sooner than later if applied in too cold temperatures.
Proper temperature to dry paint on concrete wall.
If the material concrete is above fifty and the air gets cooler the only problem is the sheen might not look as good and it will dry slower meaning possibly several day before walking on it.
However there are some things to consider when painting a concrete wall.
Let that first coat of paint dry for.
For an oil based paint the best temperature to apply is between 40 and 90 degrees fahrenheit.
One gallon of primer should be enough to cover 200 square feet of wall space.
Paint needs an environment of at least 50 degrees in order to dry properly.
Let the paint dry for 1 2 days before stepping on or placing anything on the concrete.
It should be at least 50 f when applying the paint and shouldn t drop below 32 f at night for.
How to prep walls for drylok.
For latex based paints it s 50 to 85 degrees.
Allow the primer to dry thoroughly.
Basement floor or wall.
Dry the final coat of paint for at least 24 hours before moving items onto or near the newly painted concrete to ensure a smooth professional appearance.
You can apply with a roller or brush or spray it on.
And if it doesn t you might be repainting your home s exterior sooner than you planned.
As for humidity levels the best drying will occur between 40 and 70 percent humidity.
Painting a concrete wall can spruce up an area or make it blend in with the rest of the area s décor.
You may find that many paint labels recommend temperatures between 50 and 90 f but to ensure successful adhesion it s better to stay inside the extremes of this range because surface temperatures.
But if the air is warm and the concrete is below fifty then you could have a problem with the paint not bonding well.
Apply a coat of primer to your walls which will help the paint adhere to the walls correctly.
Drylok is an interior latex paint that serves double duty as a waterproofing agent for previously uncoated concrete masonry or cinder block basement walls.
To paint concrete successfully so that it looks good and lasts a long time proper preparation is of paramount importance.