The latest addition to our family of Fallbrook Interior Office Partitions, Fallbrook XL is acoustically rated and incorporates 1" insulating glass units to reduce sound transmission. The system also features a unique, ultra-thin aluminum doorframe that provides modern aesthetics. Fallbrook XL is a front load, dry-glazed system that lets you easily install or replace glass lites. It has no exposed fasteners, which complements its streamlined appearance.