nivellevy
Nivellevy is a Finnish term that translates to "leveling plate" or "leveling board." It refers to a type of construction material or component used to achieve a flat and level surface, particularly in flooring and subflooring applications. Nivellevy is designed to compensate for unevenness in the underlying structure, providing a stable and uniform base for subsequent finishes such as tiles, laminate, or parquet.
These plates are often made from materials like cement-bonded particleboard, gypsum fiberboard, or specialized wood composites.
The use of nivellevy is common in renovations and new constructions where the original subfloor may have