Carpet shampooing: Benefits and Limitations For many years, carpet shampooing was the method of choice for carpet cleaning. The use of shampoo has brought millions of square yards of carpet to a reliable, safe, and effective clean. It started with natural soaps and has evolved to synthetic detergents. For many years, carpet shampooing was the method of choice for carpet cleaning. For many years, carpet shampooing was the method of choice for carpet cleaning. How it works? The system consists of a rotary floor machine equipped with solution tanks and shower feed brushes. Using the shower feed brush and apply a shampoo solution to the carpet after thoroughly vacuum the carpet. As a result of good agitation and deep cleaning, this system is relatively economical. There is, however, a high level of skill involved, as over-wetting and pile distortion are easily caused. Currently, professional carpet cleaners prefer extraction or encapsulation over shampoo cleaning as their method of choice. Shampooing has been criticized over the years for leaving too much residue in the carpet fiber. Benefits Shampooing carpet has several advantages, including: A variety of competing chemicals that can target specific fibers or soils A longer dwell time of chemicals on the fiber than bonnet cleaning A high level of agitation that can remove more soils than other methods Limitations The drawbacks to shampooing carpet include: Potential residue buildup even though many newer chemicals are minimal in this area No rinsing, which leads to carpet fibers resoiling sooner The possibility of carpet distortion from inexperienced technicians using the wrong brush on the wrong fibers Any synthetic detergent can be tested for residue on the face yarns using a simple test that can be performed on it. The supplier recommend diluting the detergent to the concentration with a small amount of water. Let some of it evaporate in a clear dish until it is completely dry. Then look at the bottom of the dish. Do you see any haze? Feel the bottom of the dish. A question that always arises when observing a carpet being shampooed is, “Where does the dirt go?” It seems to just disappear. As a matter of fact, all carpet cleaning methods leave some residue on carpet fibers. The question should not be “Does this method leave a residue?” but rather “What kind of residue does this method of cleaning leave on the fiber?” See more: https://lura.sg/carpet-cleaning/carpet-shampooing-benefits-and-limitations/