The deanta seville walnut prefinished unglazed door is a modern internal door that comes in a contemporary walnut finish and is available in a variety of different sizes to suit your needs this door has a solid engineered core and a laquered walnut 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