National Custom Hollow Metal offers an extensive range of custom-crafted cold-rolled, stainless steel and galvanneal metal doors and frames to accommodate your project planning and expedite your building schedule. Whether destined for heavy-duty industrial environments, hospitals and laboratories, restaurants or storefronts, our doors are expertly crafted to precise tolerances and exact specifications out of materials specifically chosen to ensure superior durability, appearance and ease of operation.We work closely with DHI, NAAMM, Underwriters Laboratories and Warnock Hersey to insure we can meet any industry standard or labeling demand that you request. Vice President of Engineering/ Estimating, Richard Kraft, AHC, has been in the industry for over 36 years and has the knowledge and experience to answer any questions you may have about if a door or frame can be manufactured to meet your projects specifications.