For over 40 years. Rug Doctor has engineered powerful. professional grade deep carpet cleaning machines. Introducing the new Rug Doctor Pro Deep Carpet Cleaner our most powerful. lightest weight. easy-to-use commercial grade deep carpet cleaner for at-home deep cleaning. The Pro Deep Carpet Cleaner was designed with you in mind. Certified by the experts at the Carpet & Rug Institute. the Platinum-rated Pro Deep Carpet Cleaner delivers professional-grade results.