Shandong Homand Security Technology Co., Ltd.
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Fireproof partition system
Class C should have a fire resistance of 0.6 hours and is mainly used as a maintenance door for pipeline wells.
A fireproof door is a movable fireproof partition. High fire-resistant fire doors are usually installed in firewalls, front rooms, corridors, and stairwells.
They are mainly used at the door openings of fire compartments.
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