Unmatched performance coupled with world class engineering, culminating in one powerful machine that hums like a ... vacuum! And not just you’re ordinary run-of-the-mill vacuum. These Metro™ vac’s are the worlds best! That’s because at Metropolitan Vacuum Cleaner Co. perfection is serious business. For 65 years Metro™ has been developing innovations in vaccum cleaner technology. Some first-in-the-industry accomplishments include the invention of the hand-held vacuums that are so popular today.