SOUND INSULATION FLOOR STRUCTURE

摘要

PROBLEM TO BE SOLVED: To provide a sound insulation floor structure capable of preventing finish flooring from being raised while enhancing floor impact sound insulation characteristics. SOLUTION: This sound insulation floor structure includes a plurality of floor supporting units 3 disposed on a foundation flooring 2, floor underlayer panels 4 supported on the foundation flooring 2 at a predetermined height level by the floor supporting units 3, and the finish flooring 6 laid down on the floor underlayer panels 4. Gypsum boards 5 having a specific gravity of 0.9-1.4 are laid down between the floor underlayer panels 4 and the finish flooring 6. COPYRIGHT: (C)2009,JPO&INPIT