AirTec GRD3 3-Way Low Clearance Grille w/ Damper (8" x 8")

Our GRD ceiling diffuser line is the way to go when you find yourself in a tight squeeze. Available in all 7 grille designs it utilizes the same construction as MV diffusers just without the boot. Specifications: AK Factor - 0.29 Strap Included - N Integral Damper - Y Required Hole Diameter - 8" Duct Sizes - 8"