Since 2001, Tin Man Sheet Metal has provided SMACNA compliant ductwork for commercial, residential, industrial, & government applications. Regardless of the size of your job, we can provide ductwork anywhere in the greater D.C. metro area including Delaware, Maryland, Virginia, D.C., and eastern WV.Customers count on our ability to produce a large volume of ductwork to their specifications (including LEED) on tight schedules. We only fabricate ductwork, so we do not compete with our customers. Reliable contractors can be recommended if installation is required.   Whether you need one fitting or you have a 400,000 pound job, we can be of service to you