6" x 6" [Duct Opening] Ceiling Supply Diffuser Vent Cover – 1-Way Airflow with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 9" x 9"] 4" Diameter This versatile diffuser is adaptable VF-WB 2x12 PB our damper helps create 6" Round Duct Pipe

This versatile diffuser is adaptable to various airflow needs

+ Product Details Size - 8"w X 36"h X 2"d (for duct opening measurement only)

font-weight: 700

+ Product Details Size – 12" round duct opening-

+ Product Details Size - 34"w X 28"h is the size for the duct opening measurement only

6" x 6" [Duct Opening] Ceiling Supply Diffuser Vent Cover – 1 Way Airflow with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 9" x 9"] 4" Diameter This versatile diffuser is adaptable VF WB 2x12 PB our damper helps create 6" Round Duct Pipe This versatile diffuser is adaptable to various airflow needs + Product Details Size 8"w X 36"h X 2"d (for duct opening measurement only)