How To Cut Wallpaper Edges. Use scissors to gently crease the paper then peel back and trim. Place the drywall knife tightly up into the corner at a 45-degree angle.
Its advantage is quick and clean cutting of excessing wallpaper strip along the edge. Double-cut overlapping seams to create a smooth finish when hanging thick textured wallpaper. Hold the taping knife firmly into the angle on top of the wallpaper then run the snap-off blade knife along the straight edge of the taping knife.
However you can unroll the wallpaper with the back facing you as.
I snap a blade off after a few cuts the sharper the blade the smoother the cut. CLICK HERE to get FREE FAST BIDS from local wallpaper hangers in case youre getting cold feet. Trim the wallpaper allowance at the ceiling and baseboard by using a breakaway razor knife guided by a metal straightedge such as a taping knife or painters trim guide. Brush in towards the corner and take the last 25mm around it then brush out from the centre to the edges all the way down.