Contract cleaning business has increased manifold in India over the last five years. With that the demand for cleaning equipment of different types and sizes, to suit the nature of the cleaning or maintenance work. Cleaning can be especially difficult in large airports, railways & bus stations, hospitals, food manufacturing plants, restaurants, retail stores, schools and numerous industrial facilities and sites. Cleaning service contractors need to know how to identify the category of equipment required and also then to pick up the right one from the entire range available with the equipment supplier. Cleaning equipment are expensive and the important thing is to get the best result with limited investment. Clean India Journal requested a few equipment suppliers to throw light on the criteria to select the commonly used cleaning machines.