パイプの貫通部は壁の一般的な漏水点です。外側では、蒸気透過性の膜がパイプに合わせてカットされ、パイプの周りにしっかりと押し付けられて壁に接着され、壁の湿気を逃がしながら雨をブロックします。表面に直接漆喰を塗ることも可能です。
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2026-09-17
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