Hello! We are considering modifying an exterior wall to enable glass sliding doors to the patio.

In the attached picture, the part of the wall below the window that is intended for removal is shown in red. For obvious reasons, that part is not load-bearing, but is there a risk of compromising the stability of the corner on the right? Risk of settling in the corner? Cutting through any reinforcement extending into the wall below the window.

Grateful for wise input!
 
  • Interior of a room showing a wall with a section under a window marked in red for removal, indicating potential modification for glass sliding doors.
BirgitS
Welcome to the forum!

It's a bit difficult to know how your particular wall is constructed. You haven't even mentioned what material it consists of. Sometimes there is a load-bearing beam between the door and the window.

Facade changes usually require a building permit and interventions in load-bearing structures require an approved building notification (which can also be included in the building permit).
 
K
Sometimes a building permit is not required for facade changes, just a notification of the facade change (of course, it depends on the extent and type of change). Adding a window rarely requires more than a notification.
 
BirgitS
Yes, that kind of thing can vary both between municipalities and between different areas within the municipality, so it's best to ask.
 
Thank you for your answers! As the headline suggests, the wall is made of aerated concrete/leva, specifically isoblock 290 cm wide. There is an aerated concrete beam over the arch. There is no load-bearing stud between the window and the door.

The question was whether demolition risks compromising stability or leading to settlement damage. The corner gets less stability as the "hole" expands down to the floor level. That's how I reasoned, but I am neither a structural engineer, builder nor expert on masonry walls. I was hoping someone here might be.

Building permit or not is, of course, relevant but that comes in the next step.
 
BirgitS
Currently, there does not seem to be a trained structural engineer answering questions in the forum.
 
Skärgårdsbyggare
If I look at my own house which is built with aerated concrete blocks (Ytong), there would absolutely be no problem demolishing a comparable area. Just make sure there are no electrical lines there. Then it's easy to remove any cladding and saw through the aerated concrete.
 
See no problems whatsoever with removing that part. Normally, there's only a bit of ink and glue in the form of watery cement in the joint.
 
I would take out the reciprocating saw with the angry blade mounted and then go berserk without thinking further.
 
Thank you very much for your answers!
 
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