John deSilvia offers advice on prepping and painting a room. This video is part of Under Construction show hosted by John Desilvia . SHOW DESCRIPTION :Under Construction goes deep into the world of big-city construction. The show follows John DeSilvia and John Palanca, owners of Design Tech in Brooklyn, as they build, demolish, renovate and refurbish projects all over New York. Beyond the massive construction projects, JD and Palanca deal with the daily drama of their small business including demanding clients, strict city officials and staffers with questionable work ethics. Funny, exciting and innovative, Under Construction breaks the mold of Do-It-Yourself television.