Steel fireproof door refers to a door made of steel materials for the door frame, door frame, and door panel. If the door is filled with materials, it is filled with non-toxic and harmless fireproof insulation materials for the human body, and is equipped with fireproof hardware accessories to form a door with specified fire resistance performance.
Steel fireproof door refers to a door made of steel materials for the door frame, door frame, and door panel. If the door is filled with materials, it is filled with non-toxic and harmless fireproof insulation materials for the human body, and is equipped with fireproof hardware accessories to form a door with specified fire resistance performance.
Hunan Changxin Technology Co., LTD is a professional fire protection enterprise that integrates product research and development, design, production, sales, installation and construction, and after-sales service...
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