Accord ABTSBR210 Toe Space Grille with 1/2-Inch Fin Louvered, 2-Inch x 10-Inch(Duct Opening Measurements), Brown Steel construction.This item is a grille not a register and therefore does not have dampers or nobs to direct air. Multi-angled rolled fins Matching color screws included For use in small spaces such as under kitchen cabinets Listed product sizes refer to the duct opening measurements, not the register itself