Deep down steam cleaning. Dirt is extracted not rubbed deeper into your carpet from a bonnet. When you have your carpets cleaned by Nichols carpet cleaning, the only things you lose are spots, stains, odors, and ground in dirt! We clean all types of upholstery with outstanding results. Deep down steam cleaned dirt is extracted, not just rubbed down deeper into your upholstery from a bonnet. Don't leave your dirty upholstery on your clean carpet, let the pros at Nichols carpet cleaning take care of all your upholstery needs!