FRK Series fire rated slot diffusers are U.L. Classified (Category
BZGU) for use in exposed grid suspended ceiling in ceiling designs
with 3 hour or less restrained or unrestrained assembly rating.
These diffusers are not U.L. Classified for use in hard ceilings.
One and two slot units with slot widths of 3/4", 1"
or 1-1/2" are available in 2' and 4' lengths in both supply
and return configurations. Pattern controllers are reversible
for air pattern deflection in either direction.
Construction/submittal drawings and performance data are available in PDF format, with some drawings in standard (read only) and form (text boxes) format. You will need Acrobat Reader to view and print standard format or Adobe Acrobat to utilize text boxes. Acrobat Reader is available at no charge from the Adobe Website. You will be able to follow the links below to open and view. Use the back arrow to return to this page.
