9924-A 24" Towel Bar Installation ua 2) So wot Di mention 281 20 Installation for Drywall and Tile: 1. Using included template, mark screw positions. Use level to ensure screw positions are level, 2. Using drill, drill guide holes at each screw location. 3. Insert screw anchors (2) into-wall until flush with surface. 4. Attach brackets (3) to wall with lip up away from wall and install screws (4) Into bracket. 8.