The beautiful curves of this fd30 prefinished walnut fire door accentuate the grain of the handpicked veneers to give an ultra modern sleek look the beading is from a single piece of solid walnut which is expertly handcrafted into the curve of the door this door is supplied prefinished and is ready to hangthis 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 a