Image Item No. Description  2412b  Tile, Modified 1 x 2 Grille with Bottom Groove Catalog: Parts: Tile, Modified  bb0695  Tile, Modified 1 x 2 x 5/6 Stud Hole in End Catalog: Parts: Tile, Modified  2833  Tile, Modified 1 x 8 x 5/6 with Channel Catalog: Parts: Tile, Modified  2832  Tile, Modified 2 x 8 x 5/6 with Channel and Stud Holes on Side Catalog: Parts: Tile, Modified