Yong’in eshiklarining asosiy afzalligi eshik tanasining yaxlitligi va issiqlik izolatsiyasini ma’lum vaqt davomida saqlab turishdir. Kvartiraning yong’inga qarshi eshiklari o’z xavfsizligimizni himoya qilish, yong’in tarqalishiga qarshi turish va o’t o’chiruvchilarga yong’in bilan kurashish uchun vaqt berish uchun ishlatiladi.

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