Do this by multiplying the room s length by its width.
How to install wood laminate flooring on subfloor.
Use a pry bar to pull up hardwood floors one section at a time or unfasten carpet or laminate and roll it up from one end.
Secure the plywood to the subfloor at 6 inch intervals with 1 inch deck screws placed along the edges.
You can leave linoleum or sheet vinyl in place if it s difficult to remove or if removal would damage the sub floor.
This will expose the subfloor underneath which is where most leveling problems lie.
Before you install your plywood subfloor first calculate the room s square footage to find out how much flooring you ll need to buy.
Apply floor patching compound to the joints.
Set all screw heads slightly below the surface.