D L Millar And Company Limited is a leading manufacturer of high-quality PVC geomembrane solutions tailored for diverse applications, including tunnels, roads, dams, and landfills. With a commitment to excellence, our 30 mil and 40 mil PVC geomembrane liners are designed for superior waterproofing and durability. Approved by the Bureau of Indian Standards (BIS), our products meet stri... https://drmillars.co.in/tunnel-waterproofing.php