| 摘要 |
PURPOSE:To efficiently ventilate an ascending polluted air by using an attic space section provided to the lower part of a roof slope section for an open ceiling attic space section, and using another attic space section for a ventilating attic space section provided with a ventilation means. CONSTITUTION:Parapets 12 are provided to the upper ends of both right and left external walls 10 of a building 100, slope sections 14 working and descending inward of the building from internal sides of the parapets 12 are formed, and roof gutters 16 are installed inward. Roof slopes 18a and 18b ascending and sloping to the centeral part are formed between the roof gutters 16, and a part of the lower attic space section of the roof slope sections 18a and 18b is divided into an open ceiling attic space section 200 and a ventilating attic space section 300. After that, a ceiling section 20 and a partition wall 22 are formed in the ventilating attic space section 300, and an as an air circulation section is provided on the partition wall 22 to install a ventilation means 26. Accordingly, better indoor ventilation can be made without narrowing an indoor available space. |
