Damp Proof Paint This is a type of paint made for protection against damp walls from within. It can also be used as an undercoat before finishing with decorative paint. This however should not be an assumption that it can solve the problem.
This kind of paint is made to deal with residual surface moisture. It works by integrating water-reactive agents that take care of the moisture. It also decreases the likelihood of recurrence of damp.
It has a glossy finish making your walls look more alive and contains strong polymers helping it to last longer than normal paint. Though much stronger and more resistant, it can not prevent some types of damp from occurring and one should follow a few steps to ensure it is properly applied.
When the damp is caused by rising damp, it is advised to use a chemical damp proof paint before application of the damp proof paint.
There could be different reasons for your walls being damp including; capillary, condensation, and filtration. These causes should be identified before commencing application.
After treating your walls, check the room's humidity levels. The levels are often high in colder rooms with minimal access to the sun. a big wet spot will appear on the walls due to the accumulation of vapor. For good results ensure to remove the stain before painting.
Damp seal paint is another necessary item you'll need when painting over damp stains. When you are sure the spot is completely dry, paint the walls with damp seal paint or breathable paint for damp walls.
You should also check for mould and make sure it is removed. There are two ways one can use to remove mould. Application of hydrogen peroxide with a piece of cloth for fungi removal or diluted bleach. When finished rinse the wall and ensure it dries.
Apply chlorinated rubber paint before painting. It is known to be a powerful fungicide and prevents dampness on the walls. Leave it to dry for about 20 minutes before painting anything over it.
Damp is caused by a few things like rising damp, penetrating damp or even defective roofs, gutters or pipes. Finding the cause is important.
Drying the damp area and applying damp proof paint covers the spot completely and in most cases may prevent the problem from returning.
The other option is just drying out the damp patches if the damages are minor. This works better if the causing issue has been fixed.
Dehumidifiers can also remove moisture from your walls. Fans can be used for small damp spots when run over them for some time.
Here are a few examples that have proven to give good results.
Can be used in different situations including a finishing coat of paint. It can also be wallpapered over.
One of the most popular paints in the market. It's good for painting in bathrooms with condensation or after replastering. It can also be applied as a finishing coat.
This one is primarily used to give primed surface results for final decorating. It's common for interior walls and works as an interior seal. it creates a breathable membrane enabling moisture to evaporate.
It is a versatile type of paint and highly preferred for large-scale renovation. It can be used for waterproofing timber, for walls, giving more protection on tiled surfaces and offering a damp-proof membrane to floors.
Choosing any damp proof paint depends on the needs you want to be served. Some paints have property others do not have and it is also good to consult with a professionals
Treating the cause of dampness in your walls is the only sure way to ensure damp-proof paint works efficiently.