8018546 Dust deflector rails24 in (L) x 2 in;(H)Use with 24 in (W) x 24 in (L) diffusersAcrylic;constructionEasy to install1/2 in;flangeT-gridClear colorKeeps ceiling tiles;cleanWashableMade in...
8018544 Air diverter23 3/4 in (L) x 12 in (W);x 2 1/2 in (H)Use with 24 in (W) x 24 in (L) air;diffusers Polystyrene constructionT-gridCorner;styleEasy to install and removeWon't rust, corrode;or...