The Retractable Central Vacuum Hose System that Changes with Your Every Cleaning Need! Vacuuming should be convenient, easy and even a little fun. With the Chameleon™ Retractable Hose System, it can be all three! Unlike other central vacuum systems, there is no bulky hose to carry around. Instead, the Chameleon hides the hose inside the vacuum tubing. For powerful cleaning, simply Pull. Vacuum. Retract.™