Even though your rug looks clean, normal settling of dust is abrasive and will shorten the life of your rug. It’s recommended that you have your rug cleaned at least once a year. Rugs are beautiful pieces of fine art. They deserve to be looked, after regularly in order to keep their beauty for as long as possible. For best results with any rug cleaning method, rugs should be thoroughly vacuumed before cleaning to remove loose surface dirt.