| 摘要 |
PROBLEM TO BE SOLVED: To attractively and efficiently install ceiling membrane materials. SOLUTION: A plurality sheets of ceiling membrane material units 10 in which internal membrane materials 5 are extensively installed in a frame body frame 11 formed by fixing the end parts of the membrane materials 5 into membrane material fixing grooves 13 formed in the peripheral edges of the frame body frame 11 are fixed to frame fixing pieces 15 fixed to ceiling structural materials 3 at positions corresponding to suspension pieces 16 through the suspension pieces 16 installed on the ceiling membrane material units 10. The ceiling corner bead portions covered with the ceiling membrane material units 10 are covered with the corner bead decorative materials 20. |
