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Fireproof glass doors

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Fireproof glass doors

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PDA is the first through the Class A EI fire three hours all steel fire glass door company. Design 50 Universal Steel Glass Fireproof Door and Window System: The system is used in Europe as a general profile for doors and windows, Design 50 fire partition is simple, slender solid, high cost performance, no external door for indoor and outdoor thermal insulation requirements and partition, can realize C class fire.
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