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Flange for e.g. door frame, has heat insulating layer in sandwich assembly and flanked bilaterally by three coated plywood board, which is covered at its side outwardly by cover plate, layers of sandwich assembly are struck with each other
Flange for e.g. door frame, has heat insulating layer in sandwich assembly and flanked bilaterally by three coated plywood board, which is covered at its side outwardly by cover plate, layers of sandwich assembly are struck with each other
The flange (1) has a heat insulating layer (2) that is included in a sandwich assembly, where layers of the sandwich assembly are struck with each other. The heat insulating layer is flanked bilaterally by a three coated plywood board (3). The plywood board is covered at its side outwardly by a cover plate (4) from solid wood. The heat insulating layer consists of a cork, and the sandwich assembly is symmetrically designed. The cover plate consists of a wood type with small raw wood density such as fir wood.
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