8" x 8" 2-WAY ALUMINUM BAR CEILING DIFFUSER - Vent Duct Cover - With Opposing Dampers via Lever Control w18h18 Design – Removable frame for

Design – Removable frame for easy filter change & cleaning - uses a 1" thick filter

providing maximum flexibility

75" width X 11

Actual Filter Size – 25 3/4"w x 29 3/4" x 1"

+ Product Details Size – 20"w X 4"h is the size for the duct opening measurement only

8" x 8" 2-WAY ALUMINUM BAR CEILING DIFFUSER - Vent Duct Cover - With Opposing Dampers via Lever Control w18h18 Design – Removable frame for+ 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