My husband purchased the Hoover Wind Tunnel with a 12 amp motor prior to our marriage in 2006. At that time, he was living in an apartment by himself. After our marriage, he moved to my home and we acquired Maggie Mae, a bullmastiff. I was doubtful that the sweeper would be able to keep up with the dog hair and dog dander, however, to my amazement, it has performed very satisfactorily. I like the twin chamber system and can observe when the dirt chamber is full. I like the hepa filter on the side. When I took the sweeper in to be serviced, I purchased a small bottle of room deodorizer. Once a...