School Zone® Fine Fissured™ Templok® Ceiling Tile SampleSchool Zone Fine Fissured Templok ceiling tiles with phase change material (PCM) technology help regulate building temperatures during the day and reset temperatures during unoccupied times, reducing heating and cooling costs for energy savings of up to 15%. See the technical guide for details. School Zone Fine Fissured Templok primary benefits include improved thermal comfort, reduced heating and cooling costs, and efficient HVAC operation. Install