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Entrance door for use as external or internal door in buildings has insulating materials disposed between internal and external surface layers
Entrance door for use as external or internal door in buildings has insulating materials disposed between internal and external surface layers
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机译:用作建筑物的外门或内门的入口门在内外表面层之间设有绝缘材料
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摘要
An insulating material is arranged between an internal surface layer (9.1) and an external surface layer (9.2). The insulating material is divided parallel to the internal and external surface layers into the insulating materials (9.3,9.4) that are fixed to each other by at least two connections (11).
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