- Dependable Analysis Support: Clear measurement grid on a high quality acrylic sheet provides precise markings for dependable crack analysis and tracking, enabling accurate crack monitoring. - Track Movement Accurately: This crack monitoring device captures both horizontal and vertical changes with straightforward analog technology, delivering steady results. - Accurate Data Recording: Two removable pins allow adjustable setup, while the chart and cursor record movement for consistent crack observation. - Accurate Change Measurement: Manually monitors wall cracks in 2D and measures changes over time for consistent analysis and dependable progress tracking. - Use scenario: Structural maintenance on buildings to monitor crack progression after stress or temperature cycles and to assess ongoing safety. - Use scenario: Historic preservation projects to document crack evolution over time with a clear, non-invasive measurement method. - Use scenario: Construction site quality control for newly built walls to track cracking during curing and loading.