Two-Way Plastic Side Wall/Ceiling Register in White 10" w X 8" h for Duct Opening The listed size 16"x25" is

The listed size 16"x25" is for inside duct opening measurement

Stamped face steel construction with 1/2" fin spacing for high air flow

Revel in a lasting

this register provides seamless control

Easy Installation: The actual outside dimensions of 13

Two-Way Plastic Side Wall/Ceiling Register in White 10" w X 8" h for Duct Opening The listed size 16"x25" 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,