For large-scale projects, such as commercial buildings or multi-floor residential complexes, the putty spray machine is a time-saving wonder. Applying putty by hand in these environments can be labor-intensive and time-consuming, especially when working with high ceilings and expansive wall surfaces. A spray machine, on the other hand, can quickly cover vast areas, significantly speed... http://mayoworld.com/airless-putty-spray-machine-13151