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  • 11
  • Jul

20 Minute Fire Rated Doors

The fire resistance time of Class C fire doors should not be less than 0.5 hours. Accessories for Class C fire doors must be fire treated to meet the specified fire rating.

20 Minute Fire Rated Doors-ZTFIRE Door- Fire Door,Fireproof Door,Fire rated Door,Fire Resistant Door,Steel Door,Metal Door,Exit Door