Accurate Perforating has high-speed equipment and over 80 years of metal fabrication experience, including 25 years of expertise as a supplier for HVAC metal-perforated components. This includes silencers, filtration media holders, and our newest product line, 5.394″ spiral perforated coil. We are headquartered in Chicago, IL, and ship across North America. Our sheet metal fabrication shop offers additional capabilities.