Replacing the old GI water lines with CPVC lines in various buildings at IIST, Valiamala (Phase‑1). Tender Number: IIST/CMD/ 3-2573/E- 53 dated 13.02.2026 Opening Date & Time: 2 Mar 2026 - 14:00 Last Date & Time: 24 Feb 2026 - 23:59 Download Tender File