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Wakati wa upinzani wa moto wa mlango wa moto wa chuma wa darasa C hautakuwa chini ya masaa 0.5. Vifaa vya milango ya moto ya Hatari C lazima iwe dhibitisho la moto ili kufikia viwango maalum vya upinzani dhidi ya moto.

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ecological fire door,white 34 inch fire rated steel insulated door,exterior fire rated steel doors-Mlango wa ZTFIRE- Mlango wa Moto, Mlango Usioshika Moto, Mlango uliokadiriwa moto, Mlango unaostahimili Moto, Mlango wa Chuma, Mlango wa Chuma, Mlango wa Kutoka