6" x 6" 3-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Compatible with Duct 10" The crank handle lever makes

The crank handle lever makes it easy to adjust to every weather situation

+ Product Details Size - 24"w X 28"h is the size for the duct opening measurement only

+ Product Details Size – 10" X 2" is the size for the duct opening (floor/vent hole) measurement only

actual front end outer dimensions are approximately 26 5/8" width X 34 5/8" height

6" x 6" 3-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Compatible with Duct 10" The crank handle lever makes+ Product Details Size 6" X 6" 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 never