Yong’in qulfi, shuningdek, xavfsizlik uskunalari bilan birgalikda ishlatilishi mumkin va hatto tegishli signal tugmasi bo’yicha tegishli signal ovozli ko’rsatmalarini berishi mumkin.

https://ztfiredoor.com/22465.html

katlanadigan yong’in eshigi,yong’inga chidamli burma eshiklar,1 1 2 soat yong’inga chidamli yog’och eshik,36 yong’inga chidamli eshik,zanglamaydigan po’latdan yong’inga qarshi eshik,katlanadigan yong’in eshigi,uy uchun yong’inga chidamli eshiklar,36 yong’inga chidamli eshik,ikkita panelli yong’inga qarshi eshik,yong’inga chidamli burma eshiklar,g’azablangan alyuminiy eshiklar,36 yong’inga chidamli eshik,yong’inga chidamli ichki eshiklar,katlanadigan yong’in eshigi,yarim soatlik yong’inga chidamli eshik,yong’inga chidamli burma eshiklar