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wood fireproof door,fireproof door knob,fireproof door hinges
The wooden fireproof door is made of fire-resistant wood products, and the door leaf is filled with fire insulation materials that are non-toxic and harmless to human body, energy saving and environmental protection, and is equipped with fireproof hardware fittings, which can meet a certain fire resistance limit. Wooden fire doors not only reduce production costs, but also achieve energy conservation and environmental protection.
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