bids are invited for supply and fixing of single spike air terminals of 8 mm dia. of 2m length as required and as per site conditions , supply and fixing of single spike air terminals of 8 mm dia. of 1m length as required and as per site conditions , supply and fixing of threaded base support suitable for mounting the terminals as per site condition , supply and fixing of metal clamp for vertical rod connection. , roof conductor for parapet , roof conductor for air termination and for making mesh type of clamps, hardware etc. as required. , supply and fixing of ss type roof, mesh conductor holder for holding of 8 mm round conductor. , supply and fixing of straight connector , supply and fixing of t connector for making tee joint of 8 mm aluminium conductor to 8 mm dia aluminium conductor , supply and fixing of x connector for making cross joint of 8 mm aluminium conductor to 8 mm dia aluminium conductor , supply and fixing of fixed type conductor holder with i-beam fixture that provides bonding of mesh conductors on the metal column. , supply and fixing of expansion piece of made of 8mm aluminium at every 20 mtr to maintain the flexibility to the conductor due to heat. , earthing pit , supply and fixing of 25x6mm gi strip laid at 600mm below the ground, as required and as per specification and code of practice. , supply and fixing of class c type ii three phase surge protection devices as per iec 62305-4 , commissioning and finalizing of lps system with submission of final completion report total quantity : 9494