Yes, Roger, the Airobrush makes a massive difference on carpet - so much easier to push around and better for removing Daisy's dog hairs! At the cost of noise though - its still a cheaper head to buy than the Miele or SEBO turbo brushes, but not as good quality. This was where I ordered mine from:
[URL unfurl="true"]http://www.henryvacs.co.uk/acatalog/Turbo_and_Airobrush_Heads.html[/URL]