Centurion - Storage Unit The Centurion provides the perfect solution and is manufactured in modular sections, which enable you to decide on the exact size that you require, providing unlimited secure storage space. The standard Centurion is 2180mm deep however adding one extension increases the overall depth to 3280mm or 4380mm with two extension. Dimensions Height : 2032mm to ridge and 1829mm to eaves Width : 1524mm Depth : 2225mm Delivery Included - Mainland Great Britain Only. Delivery to all other destinations please call for a quote.