Tender For upgradation of gpra residential colony, phase ii, sector vii, antop hill, mumbai.sh-supply, installation, testing and commissioning of staircase lighting fixtures along with allied accessories in gpra residential buildings at phase ii, sector vii, antop hill, mumbai-37.subwork/packages:upgradation of gpra residential colony, phase ii, sector vii, antop hill, mumbai. sh- supply, installation, testing and commissioning of staircase lighting fixtures along with allied accessories in gpra residential buildings at phase ii, sector vii, antop hill, mumbai-37.