Pile-forming assembly comprising a pile and a device for fixing the pile by means of a hook and loop system

A pile assembly comprising a pile and a device for fixing the pile to the floor, the device consisting of a sheet (1) of plastic with an upper surface with projecting hooks (5) for co-operating with loops extending from the under-surface of the pile so as to fix the pile to the floor, characterised in that a nonwoven sheet (3) is fixed to the under-surface of the plastic sheet (1), and the hooks project by between 0.2 and 3 mm, preferably between 0.35 and 0.9 mm from the upper surface of the base of the sheet.