bids are invited for chlorination system spares from oem item 1 - differential pressure regulator - differential pressure regulator , item 2 - vacuum relief valve pvc - vacuum relief valve pvc , item 3 - remote vacuum regulator - remote vacuum regulator , item 4 - flow meter with flow control valve - flow meter with flow control valve , item 5 - injector - injector , item 6 - pressure relief valve on evaporator outlet - pressure relief valve on evaporator outlet , item 7 - 25 nb pressure reducing valve - 25 nb pressure reducing valve , item 8 - gas filter - gas filter , item 9 - rupture disc with holders - rupture disc with holders , item 10 - chlorine 1 inch needle valve - chlorine 1 inch needle valve , item 11 - ball valve 25nb - s by w - ball valve 25nb - s by w , item 12 - injector check valve and edrv assembly - injector check valve and edrv assembly , item 13 - auto shut off valve 25 nb - auto shut off valve 25 nb , item 14 - gas filter refill element - gas filter refill element , item 15 - copper tube with fittings - copper tube with fittings total quantity : 103