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Monday, March 4, 2024

When Removing Wallpaper Rips the Wallboard

 
I recently took on a project that I'd been meaning to tackle for some time—removing the wallpaper in the hall bathroom of my parent's home and preparing the walls for paint.

Mom has never been a fan of wallpaper, especially in bathrooms. But the bathroom already had wallpaper when my parents purchased their home over a decade ago. They'd been putting off replacing it, because—been there, done that—they knew that if the walls had not been prepared properly before papering, they'd be dealing with a mess. And they were right. Here's what happened as the project got underway and how we fixed the problems.
 

 

Why Does Wallpaper Removal Tear Drywall Face Paper?

In most cases, removing wallpaper does not bring the drywall face paper with it. This only happens when the original wall was not "sized" prior to papering.

Sizing is an old-school term for preparing the walls. Years ago professional paper hangers would apply diluted wallpaper paste and let it dry before hanging new wallpaper. The adhesive soaked into the fresh plaster and this acted as a sealant. 

Today we have primers that work much better. But newbie DIYers faced with fresh drywall often don't know they need to take this extra step and prime the walls before hanging wallpaper.

When you purchase a home that already has wallpaper, you have no way of knowing if the person who installed it did the job properly. But you'll soon find out, because there's no way to remove wallpaper from poorly prepared walls without tearing the wallboard. You just have to remove it as best you can, then deal with the damage afterwards.

Fixing Torn and Gouged Drywall

In our project, large swathes of wallboard lost their face paper. No problem. The gouges can be repaired in three steps:

1. Primer the brown areas. (I use Zinzer Bin primer.)

2. Let it dry, according to the instructions on the primer, then mud and tape the areas.

3. Sand the walls, vacuum all dust particles and wipe down with tack cloth, then primer the entire wall, end to end. Now your walls are ready for paint or new paper.

Hiding Imperfections in Textured Walls

To make our paint project just a little more challenging, we found that we were dealing with walls that were not the same texture. The walls in the shower area were deeply stippled—a kind of effect you get using a deep nap roller that leaves a popcorn pattern in the paint. 
 
 
The walls over the sink and toilet had a different texture, smaller and more like orange peel. 
 
 
While the walls near the door were new wall board—these were the areas where the tears were. 
 
Given all the different textures, we were challenged to figure out how to make it all work.  I decided to purchase a coarse sand-additive to mix into the paint—but to use it only on the walls outside the shower area. This way we could build them up to match.
 
With the first coat of paint, I used no sand additive. Then I gave just the shower area a second coat of plain paint. Then I added in some sand additive and painted the orange-peel textured walls. And finally, I added even more sand and painted the smooth wallboard walls.
 
I'll share some after photos in my next post.




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