The deanta seville oak prefinished fire door is a modern internal oak door that comes in a contemporary oak finish and is available in a variety of different sizes to suit your needs this door has a solid engineered core and a laquered crown cut oak veneer finishthis door provides 30 minutes of fire protection when hung in accordance with the manufacturers instructions in an appropriate frame with intumescent strips in the jambs and head or top and long edges of the door