14" x 14" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades 14in diameter + Product Details Size –

+ Product Details Size – 28"w X 12"h is the size for the duct opening measurement only

We pride ourselves on offering top-of-the-line products that meet the highest standards

+ Product Details Size - 4"w X 30"h is the size for the duct opening measurement only

75"H – fits a 6" X 6" duct opening

14" x 14" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades 14in diameter + Product Details Size –+ Product Details Size 14" X 14" 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