Yong’in tarqalishini nazorat qilish, yong’inni izolyatsiya qilish, xodimlarning xavfsizligini ta’minlash va mulkiy yo’qotishlarni kamaytirishda yong’in eshigining ahamiyati beqiyosdir. UL yong’in eshiklari Shimoliy Amerikada va hatto tan olingan UL standartlariga ega bo’lgan boshqa mamlakatlar va mintaqalarda qo’llaniladi.

40 ft fire rated door,3 hour fire rated door,3-hour-fire-rated-door 8”jamb,qalin 3 panelli yong’inga qarshi eshik,fire rate wooden doors,60 daqiqa yong’inga chidamli eshik,4.5 dyuymli menteşeli yong’inga qarshi yog’och eshik,40 ft fire rated door,3 soat yong’inga chidamli eshik,60 daqiqa yong’inga chidamli eshik,60 minute rated fire doors,qalin 3 panelli yong’inga qarshi eshik,90min wooden door fire rated door hinge,qalin 3 panelli yong’inga qarshi eshik,c sinfidagi yong’inga chidamli temir eshik,40 ft fire rated door,yong’in eshigini qulflash dastagi,60 daqiqa yong’inga chidamli eshik