T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 12" x 12" - 6" Collar Adjustable Return Its removable face allows hassle-free

Its removable face allows hassle-free cleaning

+ Product Details Size – 34"w X 10"h is the size for the duct opening measurement only

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Pressure rating: 2300 to 6500 psi

Its linear bar design maximizes ventilation

T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 12" x 12" - 6" Collar Adjustable Return Its removable face allows hassle-free+ Product Details Size 12"w X 12"h. These are specially sized to fit into all drop ceilings, also called T Bar systems. Can be hooked up with our "Butterfly Dampers" for precise airflow control. For 6" duct opening High Quality Heavy gauge all steel construction. Installation Location Ceiling. Design These Supply Diffusers with integral round necks are recommended for heating, ventilating and cooling. Round neck to square face construction results in