Ko’pgina savdo markazlarida xavfsizlik himoyasi juda yaxshi. Yong’inga qarshi eshiklar yong’indan himoya qilish uchun zarur bo’lgan xavfsiz mahsulotlardir. Oddiy eshiklar funktsiyasidan tashqari, yong’inga qarshi eshiklar ham yong’in tarqalishini va tutun tarqalishini oldini olish funktsiyasiga ega. Savdo markazlarida yong’in eshiklarining yong’inga chidamliligi darajasi 1.5 soatga yetishi kerak.

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