موضوع: vacuum cleaner technology

Not all vacuum cleaners effectively remove pollutants and allergens away from your home. In fact, most of the dirt, dust, and pet dander that the conventional cleaner pick up often get blown back into the air. This is one of the problems with regular canister type vacuums. A central vacuum system, however, keeps them in the separate receptacle and prevents them from polluting property again. You can set they to turn on when you're out for this house, say at execute. Or you could even set it t...