8" x 8" 3-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades with filter + Product Details Size –

+ Product Details Size – 30"w X 20"h is the size for the duct opening measurement only

this grille enhances air circulation

transparent design and durable construction

+ Product Details Size – 24"w X 6"h is the size for the duct opening measurement only

+ Product Details Size - 25"w X 8"h is the size for the duct opening measurement only

8" x 8" 3-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades with filter + Product Details Size –+ Product Details Size 8" X 8" 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