350FS - Aluminum Return Grille

The 350FS is a durable and versatile aluminum return grille designed for use in HVAC systems. Featuring 3/4" blade spacing and a 35-degree deflection angle, the 350FS efficiently directs airflow in commercial and residential spaces. The blades of the grille are positioned parallel to the short dimension, optimizing airflow performance. Available with louvers in either a vertical or horizontal orientation, the 350FS offers installation flexibility to suit various ductwork configurations.

Constructed with high-quality aluminum, the 350FS return grille ensures long-lasting performance and resistance to corrosion. It comes equipped with #8 x 11/4” long Phillips flat head sheet metal screws for secure installation. The screws are painted white for a seamless look that blends with the grille. For enhanced airflow control, the 350FS is optionally available with an opposed blade damper. This damper features convenient screwdriver adjustment accessible from the front of the grille, simplifying airflow balancing.

Ideal for a range of HVAC projects, the 350FS aluminum return grille is commonly found in both new construction and renovation applications. Its robust design and reliable performance make it suitable for use in offices, schools, retail spaces, and residential properties. As part of the Masterformat Division 23 37 13 for Diffusers, Registers, and Grilles, the 350FS seamlessly integrates into HVAC system designs, facilitating proper ventilation and air circulation.