Commercial Flush Skin Doors are available with numerous cores like Mineral core for 90 minute rated openings. Lumber Core & PB core are also popular choices when called for in 20 min Fire Rated applications. If you are looking for sound resistance then STC rated Doors are what you want. We also offer Lead lined Doors for keeping radiation at bay. Hollow Metal doors can be purchased with polystyrene cores for insulation and strength or with labels for rated openings. Pre finished Birch skins or Laminates & Wood Veneers will really get the Designer & Architects excited. And if its Legacy Oak or Walnut doors, Pre Fit or Machined, this will make the job go smoothly for the Builders and Carpenters, making their Construction project or Tenant Improvements go together without a hitch.