12x8 Duct Opening 1 Way Steel Air Supply Diffuser Register Vent Cover Grill for Sidewall and Ceiling The Listed size 14"x24" is

The Listed size 14"x24" is for inside duct opening measurement

actual outside dimension is 26

If your duct opening size is 6'' x 6”

Whether you prefer to leave it fully open for optimal airflow or close it off completely to redirect extra heat or air conditioning to other rooms

The Shark Industrial faucet connector features a 1/2-inch FIP x 1/2- inch FIP nut connection

12x8 Duct Opening 1 Way Steel Air Supply Diffuser Register Vent Cover Grill for Sidewall and Ceiling The Listed size 14"x24" isThe Listed size 12"x 8" is for inside duct opening measurement, outside dimension is 13. 75" X 9. 75" Stamped Face Steel Construction with 1 2" fin spacing for high air flow One Way Air Flow deflection Multi shutter damper with easy handle to adjust desired amount of air flow Individually packed