Description
12" x 12" [Duct Opening] Ceiling Supply Diffuser Vent Cover – 2 Way Airflow with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 15" x 15"] w20h20 Whether replacing an old register MFRG2420W HP Whether replacing an old register or installing a new vent + Product Details Size 6"w X 24"h is the size for the duct opening measurement only Always measure the actual opening in your ceiling or wall accordion title { font size: 18px