10" x 10" - 1-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover 2-Way Deflection See our separate listing of

See our separate listing of T-Bar Supply Grilles

+ Product Details Size - 28"w X 10"h is the size for the duct opening measurement only

this grille enhances air circulation

+ Product Details Size - 20"w X 6"h is the size for the duct opening measurement only

10" x 10" - 1-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover 2-Way Deflection See our separate listing of+ Product Details Size 10" X 10" is the size for the duct opening measurement only, actual front end outer dimensions are 3". Design Equipped with lever for full airflow control; back blades made of black plastic for reduced air noise and discreet appearance; "Opposing" back blades, ensuring they don't overlap, provide precise damper control and superior air dispersion. High Quality Aluminum The premium durable aluminum will never rust and it will