Linoleum Laminate Plywood. Accordingly to align under linoleum or laminate it is best to use plywood or self-leveling mixture. Vinyl wasnt introduced until the 1933.
But that is just more material to insulate against the radiant heat. For laying laminate or linoleum one sanding will not be enough. You need Type 1 luan plywood or underlayment-grade plywood to ensure the linoleum wont have soft spots or bubbles from adhesive problems.
The strip is usually 116-inch thick.
2440x1220mm 3050x1220mm 3050x1525mm etc or they can be cut and machined to your specific requirements. Other reasons are voids in plywood that your laminate trimmer bearing can fall into. If your lino is very old and the underlayment is extremely difficult to remove consider calling an experienced professional. It has lost most of its popularity to vinyl which is plastic.