Involves the cleaning of furniture, especially fabric-covered items like sofas, chairs, matresses and cushions. The process aims to remove dirt, stains, and allergens from the upholstery. Techniques may include vacuuming, spot cleaning, steam cleaning or using specialized upholstery cleaner extrator. Regular upholstery cleaning not only enhances the appearance of furniture but also contributes to a healthier indoor environment by reducing allergens and maintaining cleanliness.