To provide a level adjusting pedestal of a floor backing material capable of easily fixing the floor backing material and the level adjusting pedestal, easy in laying the floor backing material, and having no possibility of creaking in a floor material after laying the floor material on the floor backing material.
This level adjusting pedestal 14 has an adjusting bolt 2 for adjusting the height from a foundation surface G of a building, and a nut member 4 provided with an adjusting nut threadedly engaging with the adjusting bolt 2. The nut member 4 is provided with a contact surface 9 for contacting with the reverse of the floor backing material 7, and a screw fixing part 10 arranged at an interval on the foundation surface G side from the contact surface 9.
SEKIGUCHI TATSUO
KIMURA MASARU
KIMURA KANAGATA SEISAKUSHO KK