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鉄筋コンクリート住宅の魅力 – ページ 3 – katukirenewal

鉄筋コンクリートの家はすべて耐火建築物?

防火地域や準防火地域において建築物を建てるには面積や階数に応じて 耐火建築物や準耐火建築物にする必要があります。 鉄筋コンクリートの家は主要構造部(壁、柱、床、はり、屋根又は階段) が耐火構造なので、外壁の開口部で延焼の … Continued

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