The first new residential development McLean has seen in more than a decade, the Signet offers 123 refined residences on six levels with an expansive range of floor plans atop 5,000 square feet of street-level retail. The Signet is comprised of one-, two- and 3-bedroom + den condominium residences, many of which feature oversized terraces or balconies. Amenities include a club room with a kitchen, a fitness center with sauna and steam rooms, and a courtyard with attractively landscaped social areas. The Signet is surrounded by small parks on the northwest, northeast and southwest perimeters of the building, on both Fleetwood and Elm Streets. For this job, we installed spray foam Insulation. SPF is a versatile energy efficient material that provides many solutions for commercial construction markets. Spray foam insulation offers a complete energy performance solution in commercial design. Spray foam provides a cost effective, ideal means to completely insulate interior side stud cavities, while eliminating the potential for internal convection currents that could otherwise reduce performance.