6290FR - Steel Perforated Return

The 6290FR - Steel Perforated Return is a fire-rated diffuser designed for use in exposed grid suspended ceiling systems. Tested in accordance with UL 263 and meeting NFPA 90 requirements, this diffuser provides reliable performance in three-hour fire-rated applications. Its robust construction features a heavy-gauge steel backpan with a square neck and a perforated steel face with 3/16” diameter holes on 1/4” centers, ensuring optimal airflow and fire resistance.

This perforated-face diffuser offers a 51% open area for efficient air distribution and features a hinged, removable face for easy access and maintenance. Available in a range of square neck sizes, including 6”x6”, 8"x8", 10"x10", 12"x12", and 14"x14", the 6290FR is designed to accommodate various HVAC system requirements. Its standard 24”x24” panel size is compatible with lay-in tee bar installations, simplifying integration into existing or new ceiling grids.

Manufactured by Krueger, a trusted name in HVAC components, the 6290FR - Steel Perforated Return diffuser comes in a British White finish to blend seamlessly with most ceiling aesthetics. This product is categorized under Masterformat Division 23 37 13 for Diffusers, Registers, and Grilles, making it easy to specify for commercial and industrial construction projects.