How to Remove Excess Wallpaper in The Orchid Dollhouse Construction Blog A group blog by The Orchid Building Team in General Posted January 20 You can glue the windows on top of the paper. However, you're still going to have to trim the paper from the window opening itself. Unless you want to pre-cut it. I just never do that as it's easier for me to trim the windows out after the wallpaper is installed. Everybody has to find their own "groove".