While custom sheet metal fabrication New York products can cost more than prefabricated metal products they typically pay for themselves because of their increased lifespan and less frequent need for replacement. Prefabricated sheet metal products will be always produced to a generalized standard. In custom metal fabrication products, the sheet metal will be made of an alloy. The difference is that this alloy is specifically resistant to the temperatures, chemicals, and forces involved in the later processes. Contact your local sheet metal contractors New York area for more information and sheet metal fabrication service.