Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 12" Collar w28h28 Applications – Solid stamped steel

Applications – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges

Choose our premium HVAC grilles and registers for long-lasting durability

+ Product Details Size – 12"w X 34"h is the size for the duct opening measurement only

Actual Filter Size – 35 3/4"w x 33 3/4" x 1"

actual front end outer dimensions are approximately 16 5/8" width X 36 5/8" height

Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 12" Collar w28h28 Applications – Solid stamped steel+ 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 12" 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