Schiller Architectural Hardware and Door Systems is a recognized member of Intertek's Certified Machiners Program, allowing them to modify Intertek Certified Fire Doors and Frames as detailed within the applicable Intertek specification listings. Schiller Architectural Hardware and Door Systems' site, 11525 Blankenbaker Access Drive, Louisville, KY 40299 is subject to routine inspections to verify that modifications to Intertek Certified Fire Doors and Frames are done in compliance with the requirements of the Intertek specification listings.