Using a framing square measure the depth of your door jamb by sliding the square under the newly cut gap until the tool hits the door frame or stud.
Floating floor door frame.
But when the last few floorboards of your laminate floor need to be laid under the door jambs or through the door lining or door frame it seems impossible to get them in without.
Floor joists are typically 2 by 8s 2 by 10s or 2 by 12s.
Some newer homes have manufactured i beam shaped joists.
If there s a gap under your door casing and also a gap between two rooms under a door where two different installations of laminate flooring join you can install t molding to hide both gaps.
A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals.
Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home.
I made a quick video on how to undercut door jambs for laminate flooring it is a diy job most people could undertake themselves if the have some basic tools.
During the flooring installation laying laminate in a doorway perfectly is not so difficult when you start laying the floor boards at the wall that has the door in it.
If your flooring runs parallel with the door you ll likely have only one piece of laminate to trim.