14" x 14" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Compatible with Duct 10" + Product Description Maximize your

+ Product Description Maximize your home’s airflow with this premium Air Supply Grille air supply grille

For 14" duct opening

actual front end outer dimensions are approximately 27 5/8" width X 36 5/8" height

Can be hooked up with our "Butterfly Dampers" for precise airflow control

+ Product Details Size – 8"w X 20"h is the size for the duct opening measurement only

14" x 14" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Compatible with Duct 10" + Product Description Maximize your+ 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