DEFENDDOOR – is a national brand of stainless steel doors and frames manufactured by National Custom Hollow Metal Doors & Frames, right here in the U.S.A.

We manufacture top-quality, stainless steel doors and frames and deliver solutions tailored to each client’s unique needs.

So much more than a door. A higher level of craftsmanship and attention to detail. Superior
products and outstanding service. Industry-leading turnaround time for custom orders. The dedication to meet every customer’s needs, every day.

At National Custom Hollow Metal Doors & Frames, we give you much more than doors.

  • The confidence that under our watchful eyes and skilled hands every door and frame is built to stand strong, fit with precision, and provide years of excellent service.
  • The promise that from raw materials through production, our products are rigorously tested and inspected to meet or exceed industry standards for structural integrity and performance.
  • The trust that our doors and frames are backed by the full faith of our more than four decades of industry expertise.

Under the ownership of the Mathews family, our long-standing tradition of excellence continues as the corner-stone of our success. When it comes to choosing the best source for all your custom-built and pre-engineered steel doors and frames, you can depend on NCHM for exceptional quality, service and value.

National Custom Hollow Metal Doors & Frames 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.

Size, shape and short lead times are never an issue. With precision engineering, rigorous testing and time-honored workmanship we’ll turn your ideas and designs into doors and frames of superb quality.