Specifications include, but are not limited to: Remove existing divider walls and tracking system in classroom 99/100 and classroom 203/204 at the Middle School. Purchase and install new divider walls and tracking system in classroom 99/100 and classroom 203/204 at the Middle School. Divider walls shall be designed to pressure lock to the floor and each section shall lock to the previous section. Supporting trollies, rollers, and bearings shall be made of the best quality product. Divider walls shall address the improvement for sound attenuation and operability of the doors between the classrooms. Each wall shall be designed with a walkthrough door in the wall for access to the adjacent classroom. Optional features, such as walls lined with a white board, shall be listed on the bid form with the additional cost.