D L Millar And Company Limited is a leading manufacturer of high-quality PVC geomembrane sheets, designed to provide innovative solutions for waterproofing across diverse applications. With an impressive product line that includes 30 mil and 40 mil PVC liners, our offerings are BIS approved and tailored for rigorous environments such as tunnels, dams, roads, canals, and landfills. https://drmillars.co.in/tunnel-waterproofing.php