There are many no-glue locking methods, but UNICLIC technology created a revolution in the flooring world in 1996. UNICLIC was the first floor with a click system that was milled directly in the core material of the flooring planks. Since 1996, the Patented UNICLIC locking system has proven itself as arguably the easiest, least problematic and most trusted way to put together flooring without nails or glue.