Slip a single shim into the triangular kerf section that opened up when you straightened the stud.
Straighten existing bathroom wall by cutting bowed studs.
When you ve located the site of the bow or curve in the stud use your hand saw to carefully cut about an inch or an inch and a half into the curve.
Toenail a 16d nail through each kerf.
The goal is to bring the low points to the high points with shims.
The existing studs still do their job and the new timbers are use to plumb the wall.
Sistering can also be done to reinforce floor joists or rafters.
If you have a few severely bowed out studs that are more than 1 2 in.
For example sister joists are sometimes installed to increase the load bearing capacity of a floor so it.
Dealing with bowed walls on your building projects can be a huge hassle.
So for your non load bearing walls with bowed studs cut a notch in the bad stud and then install a horizontal 2 4 brace to pull the stud back to a straight position.
Gary the fix is real easy.
The term sister stud refers to a secondary stud that is installed alongside an existing stud it is usually used to reinforce a stud that has been damaged or is bowed in a manner that compromises its load bearing capacity.
With a handsaw or circular saw cut about two inches into the stud at roughly the midpoint of the bow.
Just fix timber to the side of the existng studs to plumb up the wall.
If you are dealing with slight warps or bows you have the option of using cardboard shims along the face of the wall studs.
Apply force to the stud straightening it.
Cut the stud at the apex of the curve or the portion that most juts outward from the center of the stud.
Next adjust the stud so that it s fully straight.
Essentially the two straight adjacent studs will help to hold the stud in an upright straight position.
Push or lever the stud 50 past straight and drive a wood shim into the now widened cut.
Expect some relaxation movement here as well.
Out of alignment make a series of 1 3 4 in deep kerfs saw cuts every 8 to 10 in.
In the bowed area with a circular saw.
It s not unheard of to do this more than once on a severely bowed stud say at 1 3 and 2 3 of its length.
For the pieces that are bowed usually you can fix this by cutting blocking and fastening it between the studs like you mentioned but you will need to put a few in because if you just put it between the crooked one and the one right next to it generally you will just pull the other one out of place as well.
Step 3 straighten and shim the stud.
The cut should be made on the concave side of the bowed area.