Fully NNN leased investment opportunity available for sale with a long-term tenant in place since 1996. 22,400± SF R&D/office/flex building is serviced by 2 drive-in doors, 1 equipped with a lift to accommodate loading from tractor-trailer height, and a conveyor system for transporting freight to the second floor storage area. Existing fit-up consists of multiple private offices, spacious training and conference rooms, open production and warehouse areas, several restrooms, and a large kitchen/break room. Building features a full-building generator, a passenger elevator, full ADA accessibility with push-button controls at all entry points, and available fiber-optic data connectivity. Located directly adjacent to the entrance of Manchester-Boston Regional Airport, with convenient access from Route 3 via the Airport Access Road and from I-293 via Brown Avenue. Potential Seller financing available. Financials available with signed NDA.