Then you can cut the bottom plate out after the wall is installed.
Build interior door frame.
Cut the header to fit between the king studs.
This yields a stronger more stable door frame which has less tendency to warp or distort over time.
But they can be done with regular clamps too provided you have enough.
This is the actual thickness of a 2x4.
This keeps the entire wall in one plane as you install it.
To make a door start by getting a 4 foot by 8 foot sheet of plywood that s 1 2 inch thick.
The unfinished natural wood frame can be installed to either side of the door opening.
Place the head jamb over the top ends of the side jambs.
Build the wall with a bottom plate running across the doorway.
To make it easier to remove the bottom plate under the door cut most of the way through it in the correct places with a circular saw.
Interior doors are usually 1 3 8 thick.
Make a header by fitting two 2 x 8s around a 1 2 inch piece of plywood.
This domestically produced pocket door frame includes the track installation hardware and instructions.
When complete you should have a door frame without a bottom piece.
Use two or three 1 1 2 inch screws to fasten the head jamb to each side jamb depending on how wide the jamb material is.
Cut the door header.
Most interior doors today are made from a material called masonite which is a kind of wood fiberboard that is steam cooked and pressure molded onto a thin wood frame to create a slab door that has an appearance of a door with rails stiles and panels.
Install the door inside the jamb frame by assembling the hinges.
To make the door header the top of the door frame cut two 2x4s to the same length as the width of the original opening and nail them securely together.
You will need to add 1 2 of plywood between the 2x4 s to get the right wall thickness of 3 1 2.
I build mine by laminating two pieces of 3 4 thick stock.
Install a cripple stud between the header and the top plate halfway between the king studs.
The builder s choice wood pocket door frame is the builder s choice wood pocket door frame is constructed from solid hemlock and is conveniently pre assembled for easy installation.
I usually do these lamination clamp ups in a vacuum press.