There are several solutions for wall coating, but one of the most used is lime coating. It can cover the exterior and interior walls of a house and is also suitable for the bathroom while providing a very aesthetic and natural finish. So, without further ado, let’s dive into this blog and learn some of the things you need to know about the lime coating.

What is a lime coating?

Things Not to Forget When Building a New Home

As mentioned earlier, lime coating is a very popular wall covering. It is characterized by the use of lime as a binder. It is also composed of sand and water.

However, the dosage of these components depends on the project to be carried out. To avoid unpleasant surprises, it is advisable to opt for the purchase of preparation for plaster. Thus, it is sufficient to follow the indications and the dosage already prescribed on the label. Lime plaster is sometimes made of hemp or other fibers. These elements are necessary if the work is to insulate a stone wall.

What are the different types of lime coating ?

There are two main types of lime coating:

Air lime coating

This one is effective after contact with air and sets slowly (generally between 1 and 2 days). It is mainly used for interior wall covering and is suitable for dry rooms.

Hydraulic lime coating

Contrary to the air lime coating Unlike air lime coating, hydraulic lime coating sets more quickly once it is in contact with water (between 4 and 24 hours). Often used outside, hydraulic lime is perfect for damp rooms. But this coating is also suitable for cinder blocks and brick walls.

What are the advantages of lime coating?

If you have used different wall coatings, you will quickly understand that those based on lime are the most trendy and applied. Here are some of the reasons for this craze:

    • This wall coating protects and strengthens the exterior and interior walls of the house.
    • Lime plaster is an ecological solution because it is a natural product.
    • The fiber allows us to boost the capacities of the lime coating if we add some.
    • Lime-based coating is waterproof. This means that it is the most suitable wall covering in the bathroom, as well as outside. It also allows your walls to breathe. Its use thus makes it possible to limit the damage caused by moisture.
    • Lime coating comes in several colors, including orange, taupe or beige. But if you want a unique color, just mix it with natural pigments
    • The popularity of lime coating also lies in its antibacterial and fungicidal properties. In other words, it greatly participates in the sanitation of the air and walls of the house.

How to apply a lime coating?

If you plan to apply a lime coating on your walls, you should know that there are standards to respect and steps to follow. In principle, it must be applied in 3 different layers:

    • The gobetis : this is the first layer and is also known as the bonding layer. It allows for smoothing and to facilitate the adhesion of the coating;
    • The body of the coating or the second layer: this one is essential because it is its application that optimizes the protection of the wall;
    • The finish or the last coat: this is a very thin coat that allows it to come back on the defects of the previous coats.

Final thoughts


To obtain a satisfactory result and to enhance the shine of your house, it is strongly recommended to call a professional. Sound off in the comments section below, and tell us what you want to read next and if you want to read more about lime plaster.