Installation: DDH offers a complete installation service for the products
we furnish. We have the qualified personnel to install all of your door and
Hollow Metal Repair: Whoops! It happens to everyone, freight damage, vandalism,
etc. If it can be fixed, we can do it. Complete Factory Authorized Hollow Metal
Frame and Door repair.
& Applications: Whatever your custom hollow metal needs, we can help
coordinate the proper application and design to meet the requirements.
Fire Door Inspections: We are one of the very few companies licensed to inspect
fire door assemblies. DDH has been at the forefront of this process. As of
August 1, 2009, NFPA 80 will be enforced as to the annual inspection
requirements for fire doors. Are you ready?
Raceway" Program: We are licensed for the "Perfect Raceway" program by
Intertek (Warnock Hersey). The program allows for the drilling and
modifications required for a wire chase to be added to an existing Fire Door.
We are able to perform the modification and label an existing door in the
field. This saves a tremendous amount of time and money while conforming to all
of the codes!
Consulting: As an AHC (Architectural Hardware Consultant) with over 25 years
of experience in the commercial door and hardware industry, if you need a
specification written, reviewed or a project inspected for proper installation
and adjustment, give us a call.