12"x 8" (Duct Opening Size) 3-Way Stamped Face Steel Ceiling/sidewall Air Supply Register - Vent Cover - Actual Outside Dimension 13.75" X 9.75" •The Listed size 10"x 6"

•The Listed size 10"x 6" is for inside duct opening measurement

The premium black matte finish not only introduces a touch of elegance but also ensures exceptional resistance against rust and corrosion

namely ASME A112

the connector provides excellent resistance to corrosion and ensures reliable gas flow for residential and commercial appliances

If your duct opening size is 10” x 8”

12"x 8" (Duct Opening Size) 3-Way Stamped Face Steel Ceiling/sidewall Air Supply Register - Vent Cover - Actual Outside Dimension 13.75" X 9.75" •The Listed size 10"x 6"The Listed size 12"x 8" is for inside duct opening measurement (the duct hole) , actual outside dimension is 13. 75" X 9. 75". Stamped Face Steel Construction with 1 2" fin spacing for high air flow Three Way Air Flow deflection Design Multi shutter damper with easy handle to adjust desired amount of air flow Individually shrink wrapped with card board pad in the back for extra protection