内容 隐藏 1 Don’t Just Install—Inspect: The Contractor’s Responsibility in Fire Door Safety 1.1 Fire Door Inspection Standards: Key Changes in GB 12955-2024 1.2 1.Gap Inspection Between Fire Door Leaf and Frame: Why Precision Matters 1.2.1 Why the Door Gap Matters in Passive Fire Protection 1.2.2 Tolerance Requirements and Inspection Protocol 1.2.3 The Role of … Continue reading What are the items for fire door inspection?