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  • 22
  • Sep

Interior Fireproof Fire Door Fire Rated

Fire doors are classified into three grades, A, B, and C according to different fire resistance time periods. Class A fire doors are 1.5 hours, Class B fire doors are 1 hour, and Class C fire doors are 0.5 hours.

Interior Fireproof Fire Door Fire Rated-ZTFIRE ढोका- फायर डोर, फायरप्रूफ ढोका, फायर रेटेड ढोका, आगो प्रतिरोधी ढोका, स्टिल ढोका, धातुको ढोका, बाहिर निस्कने ढोका