Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 8" Collar Color_Aluminum Built-in tumbler lock and key

Built-in tumbler lock and key is provided

Choose from a palette of four elegant colors – white

+ Product Details Size – 36"w X 34"h is the size for the duct opening measurement only

+ Product Details Size - 14"w X 8"h X 2"d (for duct opening measurement only)

+ Product Details Size - 4"w X 20"h is the size for the duct opening measurement only

Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 8" Collar Color_Aluminum Built-in tumbler lock and key+ Product Details Size 24"w X 24"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 8" 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