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Device for keeping the ventilation section of a two-akin roof free, method for restoring a two-akin roof and guiding dowel for carrying out the method
Device for keeping the ventilation section of a two-akin roof free, method for restoring a two-akin roof and guiding dowel for carrying out the method
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机译:用于保持两层屋顶的通风部分自由的装置,一种恢复两层屋顶的方法和用于执行该方法的导向销
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摘要
1. A device for maintaining the ventilation air gap between the upper side of a thermal insulation (8) disposed between the rafters (9) of a finished two-skin roof and the underside of the outer roof skin (1), consisting of elements (13a) laid side by side in the squares in the direction of the slope of the roof, said elements being open at both ends and provided with large openings (16) and snugly filling in the ventilation air gap, characterized in that the elements (13a) consist of substantially rigid, right parallelepiped hollow boxes (13) and the openings (16) are provided in both covering surfaces of the elements (13a).
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