FIELD: construction of residential and civil buildings. SUBSTANCE: metal door has hollow box-type structure, pair of channels moved with their interflange area on longitudinal edges of structure and their fasteners. Door has one or two external decorative panels whose size corresponds to structure dimensions. Interflange space of channels has width equalling the total thickness of structure and its panel. Channels are provided with group of holes on interflange wall and moved over panels, and fasteners of structure channel are threaded and passed through channel holes. EFFECT: higher efficiency. 2 dwg
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