COMMERCIAL STEEL DOORS
Hollow Metal Doors
HMD Door Series
Metropolitan’s line of HM doors are tough! Our commitment to quality, continuous improvement through research and development and using only the best materials and leading technology are the keys to making Metropolitan’s doors tough.
All of the Metropolitan HMD door series are available in a variety of sizes, gauges and elevations (Lites & louvers). MDI® offers one of the most comprehensive line-ups of HM door cores. We have standard, ready-to-ship products as well as the capability to custom engineer your doors to meet your specifications. Standard doors are available as 1 3/4” (45 mm) thick and are available in 14, 16, 18 and 20 gauge commercial quality (A40 galv.) steel and are reinforced to receive architectural hardware in accordance to ANSI A115 standards. Steel doors are also available in stainless steel, lead-lined (X-ray) and G90 galvanized.
Bullet resistant, blast resistant and STC (acoustical) door & frame systems are available.
Six Door Cores Available
- Honeycomb (HMD-HC)
- Polystyrene insulated (HMD-PS)
- Polyurethane insulated (HMD-PU)
- Temperature Rise (HMD-TR)
- Steel stiffened (different door series):
- Channel-shaped steel stiffened (HMD-S)
- Hat-shaped steel stiffened (HMD-MED)