SH-Servicing and painting of Solar Hot Water System i/c insulation of G.I. pipes of Officers flat at B.D. Road. February 4, 2019 Anand Gupta 0009 Tenders M/O Completed Scheme of Nazul A/c-I under North Zone. SH-Servicing and painting of Solar Hot Water System i/c insulation of G.I. pipes of Officers flat at B.D. Road. For more information please see below link: Read more ONGCL issue Tender for Comprehensive O&M of Grid connected Solar Plants of ONGC Mehsana Asset – EQ