Otherwise perform the same steps as if you were painting over your wallpaper.
Wallpapering over vinyl wallpaper.
The reason for this is based on the principle of adhesion.
When moving into an older home finding remnants of previous occupants wallpaper isn t uncommon.
How to hang new wallpaper over old wallpaper.
The existing wallpaper s material.
Unfortunately wallpapering over vinyl wallpaper is not an option.
You should make every effort to remove the vinyl wallpaper first before trying to cover anything.
The reason for this is based on the principle of adhesion.
Vinyl is nonporous so new wallpaper will not stick to it and adding a layer on top of it will create mold.
Wallpaper adhesives stick best on porous surfaces and coated papers are known to not be absorbent whatsoever.
Buy wallpaper here at.
Stripping old wallpaper is a time consuming task you.
You must remove it before putting new wallpaper up.
In this video i demonstrate how to hang wallpaper over existing wallpaper.
We also recommend not wallpapering over a wallpaper that is embossed or embellished as it will create bumps.
The only wallpaper that is nearly guaranteed not to cause you residual problems if you leave it on the walls is non coated wallpapers.