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How important is the airtightness of GJB2805B-2021 airtight doors and ventilation doors for warehouse safety?
Construction & Building Materials￥ 2500
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GJB2805B-2021 National Military Standard for Ventilated Sealed Windows
Construction & Building Materials￥ 2500
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Metal Moisture-Proof Ventilation Sealed Door GJB2805B-2021 Warehouse Anti-Theft Technical Requirements Inspection
Construction & Building Materials￥ 2500
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GJB2805B-2021 Technical Requirements for Anti-Theft in Ordnance Warehouses
Construction & Building MaterialsNegotiable
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What are the specific air tightness standards for ventilation doors in GJB2805B-2021?
Construction & Building Materials￥ 2500
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Explosion-proof airtight door technical destruction time 270min, manufactured in accordance with GJB2805-2021 national military standard requirements.
Construction & Building Materials￥ 2500
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