Tender For a/r & m/o residential building at zsi staff quarters and marc, zsi, digha during 2025-2026 sh day to day operation and maintenance of iron removal filtration plant of capacity 35cum/hour at zsi staff quarters and 02 nos. activated carbon filter of capacity 10cum/hour and 01 no pressure filtration plant of capacity 22cum/hour at marc, zsi, digha
Tender For corrigendum : complete overhauling, cleaning and replacement of filter media of arsenic cum iron removal plant (airp) of capacity 45cum/hr at paharpur piped water supply scheme under ratua-ii block under malda division, phe dte.
Tender For corrigendum : complete overhauling, cleaning and replacement of filter media of arsenic cum iron removal plant (airp) of capacity 11cum/hr at pirpur piped water supply scheme under ratua-ii block under malda division, phe dte.