Door and Frame Specifications

HMF Express manufactures doors and frames consistent with industry standards.

For a comprehensive set of specifications including hardware preps, material storage standards, dimensions and tolerances, and special applications see the Hollow Metal Manufacturers Association’s (HMMA). If you are documenting a project and need a template for your 3-part specification document, you can use our template as a good starting point.  The linked file will open as a Microsoft Word document that you can edit yourself: