The basics of using wall putty and how to paint walls with it correctly!

Wall putty is an important and necessary material for preparing and fixing wall surfaces before painting them with the appropriate paint, as the putty fills voids, covers holes, hides scratches and cracks in the walls, and gives a smooth surface ready to apply different colors.

In this article we will learn about wall putty and the basics of its use. How to paint walls with putty.

Types of wall putty

There are many types of putties used for walls and partitions, depending on the materials they are made of, and knowing them is very necessary before starting to learn how to paint walls with putty. There is:

• Putty based on plaster is characterized by its low cost and lack of shrinkage after drying. However, it has the drawback of its low moisture resistance, so it is recommended for use only for dry rooms.
• Cement-based putty : It is characterized by its high resistance to moisture, which allows it to be used in rooms with high humidity, such as kitchens and bathrooms. However, the disadvantage is that it has a high degree of shrinkage, which may lead to the appearance of small cracks after drying.
• Polymer sealant : combines moisture resistance and a low degree of shrinkage, but its price is high compared to other types.

Basic principles of using wall putty

Necessary tools and materials

• paste.
• water.
• Sealant.
• 2 putty knives.
• Ladders or scaffolding for very high places.
• Mixing bowl.
• Sandpaper.

Wall surface preparation

To ensure the success and effect of wall putty, the wall preparation phase should not be overlooked and must be completed with the utmost care.

• First, you should clean the wall to be painted with putty
• Any dust, dirt, stuck oil, grease or foreign materials must be removed from the wall surface.
• If you want to use wall putty on previously painted surfaces, you must first remove the inconsistent layer of paint in order to ensure the putty adheres to the walls. Also try to remove as much of the previous layers of putty as possible.
• If you want to use wall putty on porous surfaces (cement or chalk), it is recommended first. Using a substance called "silar" before applying the putty.

How to paint walls with putty

To learn how to paint walls with putty in a professional way, follow these steps:

Slowly drag the putty onto the walls and make your movement straight and continuous without interruption.

• After preparing the wall to which the sealant will be applied according to the previous steps, mix the putty with water if you are using a powder putty according to the instructions written on the wall putty package.
• You need to use 2 putty knives, one large and one small. Where the little putty is used on the walls, the other is in your other hand, holding a ready-to-use amount of putty. Or the right can use the shovel as an alternative to the small knife.
• To start stretching the putty on the walls lengthwise, repeat this process from top to bottom until you complete the wall.
• You may need a ladder or so-called "scaffolding" to reach higher places.
• He prefers to make a second layer of putty for the walls. To get a smoother surface, you have to move the putty horizontally from right to left, until you finish the wall.
• Medium Sand the surface of the putty after applying it to the walls with sandpaper.
• The surface is now ready for painting.

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