| 摘要 |
PROBLEM TO BE SOLVED: To facilitate joint tape pressure-fitting work and to prevent the crack of a joint part by securing the high reinforcing property of the joint part. SOLUTION: A joint tape 12 formed of a tape of a tape of paper quality with excellent non-rupture property against tensile strength and shear strength and provided with a plurality of air relief holes 12a in prescribed parts is pressure-fitted to the joint part 11b of gypsum boards 10, 10 to which prime coating 11 is applied, while ironing with an instrument such as a trowel or a spatula, and air bubbles are pushed out of the air relief holes 12a. The air relief holes 12a are utilized as escape space for stretching out the kink of the tape.
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