See more ideas about Hidden rooms, Bookcase door, Secret rooms. Recently cabinets came in different shapes, colors and materials to fulfill our need for storage. DirectDoors.com continue to add to their range of interior doors with new smaller sizes such as the 1981x457mm (78x18"), 1981x533mm (78x21") or 1981x610mm (78x24") which are 35mm thick and classed as UK Standard Sizes.. We also have some smaller metric sizes available starting at 2040x526mm, all metric doors are 40mm thick but remember that any 30 minute fire rated door will … Now that we started this topic we are aware of the unused space under the stairs, so why not build cabinets with doors, locks and handles over there? One thing though, was never attempted, at least until now. Cabinets with doors under stairs. Whether you have a Traditional, Modern or Contemporary staircase. Nov 29, 2018 - Explore rachelj1280's board "Door under stairs" on Pinterest. Manufactured in the same beautiful timber, designed to seamlessly integrate with your existing or newly supplied staircase. A custom fit, bespoke made to measure Spandrel Panel can make all the difference to your home. Under Stair Panels and Doors.