INF Series in the floor closer When the requirement for the historic preservation of custom doors or all glass frameless doors dominates your design criteria, the record-usa INF concealed automated floor operator is the ideal solution Developed especially for heavy swing doors, the INF electro- mechanical drive unit with its extraordinary functionality opens up new and attractive dimensions in the entrance area. Suitable for passage widths of up to 5 feet wide and passage heights of up to 13 feet tall. Maximum door weights of up to 1300 pounds. back to the product overview Documents Brochures INF Specifications INF Manuals record C127 Blasi C-90