I am installing a chair rail in a stairwell and notice that my math skills are not sufficient when it comes to the mitered angles. The rails meet at a 90-degree corner where one has a 63-degree upward angle and the other 70 degrees. Is it possible to do this with a mitered corner and if so, how do you calculate it?
 
  • Corner of a stairwell with wooden paneling and molding, showing miter joints with differing angles: one at 63 degrees and the other at 70 degrees.
I had tried to scribe the mouldings instead of mitering them together. That is, adapt one moulding's end to the profile of the other moulding.
 
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De Stilj and 1 other
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Ha! For a moment, I thought I was the only one struggling with this.

I realized that gera would never be able to solve this in a neat way. But neither would förkroppning give a result I was happy with. The different heights and widths of the moldings complicate things. Since I have a lot left of the house's interior before I'm done, I felt it wasn't justifiable to fuss with a simple little corner. Therefore, I came up with a simple solution I think I can live with. A small passbit in the corner as decoration. And when the moldings meet a flat vertical surface, the mitering became child's play. Not optimal perhaps. But I've already let it go and hurried on with saw, screwdriver, and brush.
 
  • Wooden molding in a corner with floral wallpaper, featuring a small decorative piece to bridge differences in height and width, creating a seamless finish.
Mats-S
I would practically test with 2 spillbitar, I think you can get a nicer corner then ;-)
 
The easiest way with ger is to first miiter out from the corner (45°/45°) with a smaller block of the strip and then miiter it and the strip from their meeting point.
Creates a small straight "plateau" in the corner..
messy sketch..
Hand-drawn sketch showing a miter joint plan with 45-degree angles and platform, outlining corner cut technique for molding installation.
 
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Husvagnsthord and 2 others
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