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.
Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home.
Floor joists are typically 2 by 8s 2 by 10s or 2 by 12s.
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.
A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals.
If your flooring runs parallel with the door you ll likely have only one piece of laminate to trim.
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.
Try not to cut higher than the gauge block or a gap will appear between the flooring and the jamb.
Cut the door s molding and the jamb behind it while keeping the saw on top of the gauge block.
Some newer homes have manufactured i beam shaped joists.