Work of refilling the fire extinguisher and other allied works in various NRB Building i.e .CCA, Sector 12, GCG and GCM Sector 11, Chandigarh (Ch. to 2215 Non Plan ) Work of refilling the fire extinguisher and other allied works in various NRB Building i.e .CCA, Sector 12, GCG and GCM Sector 11, Chandigarh (Ch. to 2215 Non Plan )