Doors cannot be sealed more easily and effectively than with this door insulationso that cold and train remain outside while heat stays inside. Without mounting and without craftsmen, cold air draft is stopped through the door clearance on the ground. Draft air, which spreads its way through the gap, can not only affect the quality of your home but also lead to a considerably higher heating costs. Stopping draft air is therefore not only an important issue in winter, in order to increase living comfort as well as to save energy. Especially pleasant: This door seal not only protects from the cold and pull, but also from sound and noise. This device is a practical and effective all-round solution for smooth parquet, laminate or tiled floors. The length of the rail can be easily cut to the required size within seconds using a measuring tape and a cutter. No nails or screws are needed for mounting, and no glue is used. The rail slides simply under the door leaf - done. For column widths