Q: My children have allergies, so I vacuum clean often. I notice the lights dim when I first start the machine. Would a central vacuum system be more efficient than my canister model and should it ...

I was touring a new home, and one of the features that really interested me was the central vacuum system. It seems like one of these would be really handy. What’s involved when you install a central ...

Dear Jim: My children have allergies, so I vacuum often. I notice the lights dim when I first start the cleaner. Would a central vacuum system be more efficient than my canister model and should it ...