The Corner Crack Gauge is built from high quality acrylic, delivering a sturdy, smooth, wear-resistant tool that resists impact and breakage. It features a clear transparent plate and a precise measurement grid for easy, accurate readings. - Function and performance: - Analog device that records horizontal or vertical crack movement on a plane without power. - Transparent grid makes crack position and measurement values easy to read at a glance. - Durable, lightweight, and easy to clean for repeated inspections. - Purpose and use: - Measures wall cracks and tracks their development over time. - Supports manual crack work, construction monitoring, and renovation quality checks. - Use scenarios: - Home maintenance: monitor basement or interior wall cracks after weather events. - Renovation projects: track crack changes before and after plastering or drywall. - Site surveys: monitor crack behavior on new builds or retrofit projects. - Size and compatibility: - Compact handheld gauge suitable for interior and exterior walls; works on most standard surfaces.