12" x 12" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Copper Coil-Insulated Line Set + Product Details Size –

+ Product Details Size – 32"w X 6"h is the size for the duct opening measurement only

+ How To Measure A Grille Before You Buy Overall Size:

Actual Filter Size – 27 3/4"w x 15 3/4" x 1"

and waste gases transmission lines

12" x 12" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Copper Coil-Insulated Line Set + Product Details Size –+ Product Details Size 12" X 12" 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