These considerations are addressed in tek 19 3a preventing water penetration in below grade concrete masonry walls ref.
How to stop condensation on concrete walls.
The second cause of concrete sweating is sub surface moisture.
Determine if the water on your basement walls is from condensation or migrating in through the foundation wall.
Fortunately you can get rid of excess condensation on your walls and control excess moisture in your home.
Moisture control in basements begins with proper protection from liquid moisture such as from rain and wet soil.
Start by drying off a section of your basement wall about a foot square then cut a piece of aluminum cooking foil just a little smaller in size.
The exposed concrete in most unfinished basements can experience condensation which people often mistake for water seeping through the walls.
But excess condensation can lead to a host of problems.
This is particularly useful on the outer walls surrounding a basement.
The most common cause of condensation on your walls is excess moisture inside your home.
This is straightforward and easy to do.
In order to stop concrete sweating caused by condensation you need to either warm up the concrete or cool down the air temperature.
If you re not sure of the cause of a damp patch on a wall try the foil test.
The water comes from introducing warm moist air to the earth cooled surface of the concrete.
Some condensation is harmless even normal.
The sealant will insulate the inner walls and will prevent moisture from accumulating inside your home.
However if your condensation problem has already escalated into a severe black mould problem then you might want to visit our condensation shop.
Sealers can t stop condensation.
Dry the wall surface with a fan heater then tape some kitchen foil tightly over the affected.
Here you will find cost effective products to beat most condensation and black mould problems.
The above tips will help prevent a condensation problem from developing within your property.