High-Velocity Multi-Louver Flush Diffuser 450-8X8 T-Bar Use for applications with round

Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers

Spiral pipe diameter must be 4” larger than the width of the grille

Field installable bowtie damper with round ring

Standard Features * Individually adjustable curved blade T-Bar lay in diffuser with concealed hinges * Hinged perforated face * Spring push release for easy access to adjust curved blades * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar sizes: 6-10"

High-Velocity Multi-Louver Flush Diffuser 450-8X8 T-Bar Use for applications with roundStandard Features * For evaporative cooling or high velocity exhaust applications with divided 2 way multi louver and combination shut off * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White