10"x 8" 2-Way Stamped Face Steel Ceiling/sidewall Air Supply Register The Listed size 24"x6" is

The Listed size 24"x6" is for inside duct opening measurement

304 stainless steel braided hose assemble with inner tubing made of flame resistant material and solid brass fittings for safety and durability

The listed size 12" x 8" is for the inside duct opening measurement

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 Listed size 10"x 10" is for inside duct opening measurement

10"x 8" 2-Way Stamped Face Steel Ceiling/sidewall Air Supply Register The Listed size 24"x6" isFirst thing to know about size selection: take the vent cover off the wall or ceiling. Measure the duct opening where the vent can fit in. Use the measurement to determine right size to buy. This product has listed size 10w X 8h is for duct opening measurement only, actual outsize overall dimensions is 11. 75 wide by 9. 75 high. If your duct opening size is 10 x 8, this is the right size and will fit in well. If you measure outside or surface size,