louver slat; louvre slat
A slat used in a louver (鎧戸), often referring to the individual horizontal or angled slats that make up a louvered door or window.
The louver slat broke, so I replaced it with a new one.
This louvered door has slats installed at an angle.
Standard kanji spelling.
Mixed kanji-kana spelling; less common but still used.
Compound of 鎧 (yoroi, 'armor') and 板 (ita, 'board, plank'), referring to the overlapping, armor-like arrangement of slats in a louver.