Yong’inga qarshi eshiklar turli xil yong’inga chidamlilik davrlariga ko’ra A, B va C toifalariga bo’linadi. A toifali yong’inga qarshi eshiklar 1.5 soat, B toifali yong’inga qarshi eshiklar 1 soat va C toifali yong’inga qarshi eshiklar 0.5 soat.

zanglamaydigan po’latdan yong’inga qarshi eshik,garaj eshigi yong’inga qarshi eshik,yong’inga chidamli chiqish eshigi,yarim soatlik yong’inga chidamli eshik,4 panelli silliq yong’inga qarshi eshik,40 mm yong’inga qarshi eshik,zanglamaydigan po’latdan yong’inga qarshi eshik,oq astarlangan yong’inga qarshi eshiklar,yong’inga chidamli chiqish eshigi,oldindan yong’inga chidamli eshik,4 panelli silliq yong’inga qarshi eshik,1 soat yong’inga chidamli eshik, yong’inga chidamli kirish eshiklari,zanglamaydigan po’latdan yong’inga qarshi eshik,yong’inga chidamli krittal uslubdagi eshiklar,4 panelli silliq yong’inga qarshi eshik,20 daqiqa yong’inga chidamli eshik, yong’inga chidamli po’lat eshik,yong’inga chidamli chiqish eshigi