8" x 8" 3-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Filter Grille Made of high quality aluminum

Made of high quality aluminum that will never rust

HVAC Premium - A Brand You Can Trust

With plain ends

Actual Filter Size – 31 3/4"w x 13 3/4" x 1"

+ Product Details Size - 36"w X 22"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 Filter Grille Made of high quality aluminum+ 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