Nilfisk VU500 Upright Commercial Vacuum with auto head adjustment.
Oreck XL COMMERCIAL Upright Vacuum Cleaner, Bagged Professional Pro Grade, For Carpet and Hard Floor, XL2100RHS, Gray/Blue : Amazon.co.uk: Home & Kitchen
Oreck XL COMMERCIAL Upright Vacuum Cleaner, Bagged Professional Pro Grade, For Carpet and Hard Floor, XL2100RHS, Gray/Blue : Amazon.co.uk: Home & Kitchen