Systems Horizontal Tambour Door Cupboard - BeechSystems Horizontal Tambour Door Cupboard Beech Offering versatile and practical storage solutions, our Systems range will keep your office organised and looking neat and tidy. Staples for the modern office, cupboards and bookcases with their minimal, modern styling and choice of wood finishes are a practical group of units that will sit comfortably in an office space without dominating it. 25mm tops with 18mm carcass and solid back panel 550mm deep