The standard wood used in a Hidden Door is a paint grade Beech with skinned MDF, however, we can build your Hidden Door out of any wood you specify. Some of the more commonly requested wood upgrades are: Oak, Maple, Cherry, Mahogany, Vertical Grain Douglas Fir and Walnut. Please note that none of our doors come stained or painted. In order for the illusion of concealment to be effective, you will need an experienced painter to match your doors finish to its surroundings.