The threshold is a constructive element of the floor that serves to finish when there is a notable change in material or level. Much more prominent in the past, the piece today has a more discreet presence in architecture.

The thresholds and transition strips are applied directly to the floor and are responsible for making the transition when there is any change in the built space, whether it is in level, in the type of floor, or even when there is a door or passage.

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