How to properly apply paint to wallpaper?

How to properly apply paint to wallpaper?

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Prepare the wall to be repainted

Let me be clear: if you wish apply paint to your wallpaper, it is imperative to start by preparing the ground beforehand. Indeed, no question of paint a tapestry torn or in a doubtful state: the wall must be clean, and the tapestry glued where necessary.
Then remove all the wall dust using a clean cloth, a soft brush or a damp sponge and then a clean dry cloth. Without it, even with the best paint in the world, the end result will leave something to be desired and will not make it clean.

Of course, also remember to protect the window frames and remove the electrical sockets to avoid painting them by mistake or staining them.

How to properly apply paint to a wall of wallpaper?

Generally, two coats of paint are sufficient for optimal rendering on a wall that does not have a wall covering (bare wall). But on a wall that is already covered with wallpaper, things are slightly different, and two layers will not be enough.
Indeed, to apply painting on wallpaper, three coats of paint are required; in order to camouflage the initial color of the previous coating, but also to properly paint the wallpaper if it is provided with reliefs.

For a perfect result, you can start by applying to your wallpaper a first so-called bonding layer, which will make the painter's area completely uniform. If the wallpaper you want to cover is dark enough, you can also start with a color undercoat.

Can we paint any wallpaper?

Good news: if it is in good condition and you don't forget to prepare the wall well before painting, it is possible to repaint any type of wallpaper ! However, keep in mind that it is more complicated to paint:

  • A wallpaper that is too thin, because the paint could cause it to peel off;
  • Too old wallpaper;
  • An old patterned wallpaper, because they could rub off with paint.
  • A relief wallpaper with the intention of camouflaging them: indeed, even after many layers of paint, the reliefs will never disappear and will remain visible!

What type of paint should you choose to repaint a wall with wallpaper?

Do not skimp on the quality of the paint when you want repaint an upholstered wall : this affects both the number of coats to pass but also the life of the wall once repainted.
If acrylic paint tends to hide imperfections, glycerol paint will adhere better. Besides, if you want to apply painting on vinyl wallpaper, you must imperatively opt for a glycerophthalic paint! Be careful though: it takes a very long time to dry, and smells quite strong…

To avoid unpleasant surprises, especially, do not hesitate to give it a try on a hidden angle to test the paint chosen on your wallpaper, and wait for it to dry to see if the result is up to your expectations. If so, your work can start!