The smooth finish and sleek lines of this door give it a modern look and feel this fd30 rated fire door is supplied primed ready for painting and the smooth embossed lines need no additional preparation before decoratingthis 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 click on the video link under the product image for more deta