bids are invited for supply of spares for ro purifier mse 5 micron ppf pre filter cartridge , sediment filter cartridge , pre carbon cartridge , post carbon cartridge , uf filter , ro membrane 75 gpd , ro membrane 300 gpd , ro pump flow rate 1.8 lpm , ro pump flow rate 5 lpm , flow resistor 450 , pc board for crossfields make ro purifier , pc board for aguaclan make ro purifier , pre filter bowl , o ring , pipe for ro system size 3 by 8 inch od , pipe for ro system size 3 by 4 inch od , ac to dc adaptor , heater thermostat , heater thermostat thermal cutout , elbow 3 8 inch male thread x 3 8 inch push fit , elbow 3 4 inch male thread x 3 8 inch push fit , elbow 1 4 inch male thread x 3 8 inch push fit , elbow 1 4 inch x 1 4 inch push fit , elbow 3 8 inch x 3 8 inch push fit , reducer elbow 1 4 inch small head x 3 8 inch push fit , shutoff valve bypass valve , t connector of 1 4 inch size. , t connector of 3 8 inch size. , straight connector 3 8 inch female thread x 3 8 inch push fit , elbow 3 4 inch male thread x 1 inch female thread , 1kw 230v heater coil suitable for aguaclan water purifier , 1kw 230v heater coil suitable for crossfield water purifier , pressure switch of 3 8 inch pushfit , glass fuse 8 amp , glass fuse 5 amp , glass fuse 3 amp , glass fuse 2 amp , glass fuse 0.75 amp , teflon tape total quantity : 1970