Hollow Metal

We have a full-fab shop, which makes our lead times hard to beat. BMS is also one of the largest authorized distributors for Curries in the area.



Outside Dimension HM Frame Material:
  • 4-3/4”, 5-3/4”, 5-3/4” Galvanized
  • 6-1/4”, 6-3/4”, 7-1/4”, 7-3/4”, 7-3/4” Galvanized
  • 8-1/4”, 8-3/4”, 5-3/4” Double Egress, 5-7/8” Drywall
  • 16GA material for various size openings (Frames are cold rolled steel)
  • Multi-purpose strap anchors
  • Existing wall anchors (punch & dimple), Butterfly Clips, Wood Lag, Masonry Expansion Anchors
  • Drywall Compression Anchors
  • Cold Rolled Steel 18GA Face HM Doors
  • Galvanized 18GA and 16GA Face HM Doors


Welded/3 Piece Knock Down Frames (Either MPA or EWA)
  • For: Installation before drywall or into CMU/Concrete openings, tucking drywall in behind frame, or Flush Mounting in concrete
  • Rough opening for above: +4-1/2” in Width, +2-1/4” in Height


Knock Down Drywall Frames Using Compression Anchors
  • For: Installation after drywall, Wraps Wall
  • Rough opening for above: +2-3/8” in Width, +1” in Height


We have many in house services to prep and assemble your door including:

  • Welding
  • Drywall Frame Conversion
  • Hardware Prep
  • Door Lite Cutouts
  • Project Management

Need additional installation instructions? Dave’s Door Opening is a great resource for installers.