Pre-pasted wallpaper refers to wallpaper that comes with adhesive already applied to the back, while unpasted wallpaper requires the use of separate wallpaper paste for installation. Pre-pasted wallpaper is generally easier and faster to install, while unpasted wallpaper allows for greater flexibility and control over the adhesive used.

Read more about wallpaper materials in our blog: Traditional vs peel and stick wallpaper – which to choose?