How to handle corners when applying wallpaper? How to apply wallpaper at corners and angles?

Mar 14, 2026 PipesB2B Marketplace
I.WallpaperHow to handle the corner?Step 1: Carefully apply the wall covering using a scraper, ensuring it is properly adhered to the wall surface while avoiding contact with the adjacent wall.Step 2: Use your hand to create a fold on the wall corner from

I.WallpaperHow to handle the corner?

Step 1: Carefully apply the wall covering using a scraper, ensuring it is properly adhered to the wall surface while avoiding contact with the adjacent wall.

Step 2: Use your hand to create a fold on the wall corner from top to bottom, 212.5mm away from the convex wall. Draw a vertical line from the ceiling to the floor.

Step 3: Use a utility knife to cut along the specified vertical lines, using a straightedge as a guide.

Step 4: Carefully remove the remaining wall covering and place it on a work surface for later use.

Step 5: Use the joint pressing roller to smooth out the protruding fabric section and apply adhesive to the fabric that has been glued.

Step six: Apply the wallpaper, complete the pattern, and use a scraper to smooth the wallpaper. Then, use a roller to press it flat.

Two. How to handle the corners when applying wallpaper yourself.

1、Address sunken corners in a building.

Step 1: Measure from the center of the last wallpaper piece towards the corner of the recess, adding 62.5mm, and then cut a piece of wallpaper to this width.

Step 2: Apply the aforementioned section of wallpaper, ensuring it aligns and connects with the last piece of wallpaper, and smooth it along the concave corner.

Step 3: Use a scraper to apply the putty powder in a sweeping motion, ensuring that the protruding portion adheres to the wall. Also, wipe off any excess adhesive from the scraper.

Step 4: Measure the width of this section from the self-leveling angle outwards and add 5mm, marking the wall accordingly.

Step 5: Place a level on the pencil markings to ensure they are truly vertical, and apply adhesive to the wallpaper on the wall.

Step six: Align the outer side of the glued wallpaper with the vertical line, and then use this line as a guide to seamlessly apply the remaining wallpaper to the room.

2、Methods for addressing sunken corners in buildings due to subsidence.

Steps 1 to 3: Same as above, dealing with corners in existing structures that have not settled.

Step 4: Overlap and paste the second wallpaper onto the previous one, aligning the floral pattern, and then turn to the opposite wall.

Step 5: At the corner, use the back of the scraper to smooth out the corner. Note: First, gently press the wallpaper against the corner with your hand, then slowly smooth out the corner with the back of the scraper, avoiding excessive force to prevent damage to the wallpaper.

Sixth Step: At a distance of 2mm from the angle, use a straight edge and utility knife to cut along the newly scraped fold, working from top to bottom.

Step 7: Remove any remaining wallpaper and wipe away excess adhesive with a white towel or sponge.

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