Allow for a 3 8 inch gap along both walls to allow for expansion of the flooring.
How to install scissor floor j.
Install flooring parallel to the longest wall or focal point in the room.
To use the scissor for plumbing a wall tack a cleat to the subfloor about 6 ft.
When this crank is turned the screw turns and this raises the jack.
Lay a piece of cut plastic over the opposite side now and wrap it around the vertical scissor door pipe evenly.
Next open the arms of the scissor until its raised end can be firmly wedged against the top plate of the stud wall.
Install self drilling tech screws either phillips or hex head through the snap clamps.
How to install a screw jack to level your floor by james carey morris carey if your home is built on expansive soil and thus subject to regular movement a screw jack can be used in lieu of solid wood posts between the concrete piers in the crawlspace and the girders that support the floor joists.
From the bottom plate and place the foot of the tool against it.
Release the clamp keeping the other scissor door pipe out of the way and let it hang vertically near the other one.
The end fits into a ring hole mounted on the end of the screw which is the object of force on the scissor jack.
This will tell you what the width of the final row of planks should be.