Collection: Doors, Frames & Parts
MDI has a full line of commercial Hollow Metal Doors and Frames available. If you don't see a product or size you need, please contact our office at 888.634.3667 to provide us with your details/specs and we'll provide you with a quotation specific to your project needs.
» HM DOORS: 20 and 18 gauge steel.
» HM FRAMES: 16 gauge x 3 3/4", 4 7/8" 6 1/8" & 7 3/4" fixed throats and adjustable throat (4 1/2"-7 3/4" throat) frames too.

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Commercial Steel Doors
MDI Supply.com carries a full line of commercial quality HM steel doors...
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Commercial Steel Frames
MDI Supply.com carries a full line of commercial quality HM doors and...
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Complete Door, Frame & Hardware Units - More Be Added Every Day
Commercial Door/Frame & Hardware Units are arriving to MDI Supply. Check back...
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Hollow Metal Borrowed Lite Window Frames
What is a Borrowed Lite Window Frame? A "HM borrowed lite window"...