In the fire code for the design of high-rise civil buildings, the fire door is set as a, B, C 3, and its fire resistance limit is stipulated, class A door is not less than 1.5 hours, class B door shall not be less than 1 hour, class C door shall not be less than 0.5 hours.

hotel fire rated wood door,fire rated wood door,fire rated wooden door,fire rated timber door 90min with 4.5″ hinge,درب چوبی درجه حریق,hotel fire rated wood door,wooden fire rated doors for house,fire rated wooden door,wood fire doors for hotel rooms,hotel fire rated wood door,hotel doors solid wood composite fire doors,درب چوبی درجه حریق,fire rated wooden door 1m,fire rated wooden door,درب چوبی درجه حریق