Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 12" Collar 14in diameter Embrace the attractive look of

Embrace the attractive look of aluminum while ensuring high durability with corrosion protection and no rust

Ideal for Walls & Ceilings: Designed for seamless installation in standard 18" X 10" duct openings

actual front end outer dimensions are approximately 32 5/8" width X 8 5/8" height

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Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 12" Collar 14in diameter Embrace the attractive look of+ 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