D L Millar And Company Limited is a leading manufacturer of high-quality PVC geomembrane sheets, specializing in innovative solutions for waterproofing and containment applications. With an extensive product range that includes products for tunnels, roads, dams, and landfill projects, we provide BIS-approved geomembranes renowned for their durability and effectiveness. https://drmillars.co.in/tunnel-waterproofing.php