Yong’inga chidamli ichki eshiklar

Yopiq yong’inga qarshi eshiklar odatda yog’och profillardan tayyorlanadi va yog’och yong’in panellari asosan mineral jun va shisha yünü issiqlik izolyatsiyalash materiallari sifatida yonmaydi, yuqori haroratga yaxshi qarshilik ko’rsatadi va engil vaznga ega. Yog’ochdan yasalgan yong’in eshiklari yorqinroq rangga ega va chekka muhrlanishning turli shakllariga ega.

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