Supply of ro maintenance materials - 4 x 8 silex gravel, granular activated carbon media, iv 900, 40 * 40 membrane, make lg, capacity 250., dosing pump, flow 6 lph / 4 kg/cm, make i dose, dossing tank , height 420mm, ro automatic control panel, astero 11+ nxt, glycerin filled pressure gauge meter, size 2 ", range (0-7 kg), ss needle valve, size 3/8", name flow meter, range 120-1080, make uss, name flow meter, range 60-660, make ussss, name solenoid valve power 230v ac 50 hz size 1 inches pressure 0-120 psi connection thread connect uses water application (ro system), multi pot valve , size 1",makeukl/solo, 2.5” * 20 " micron filter, 1.6 a fuse, 3.2a fuse, 2.0 a fuse, silex sand, 24 v ac/dc adaptor, capacity 2.5 a, 24 v diaphragm pump. flow 1200bp, 10 " membrane ,type open type, 1500 tds, 10 " post carbon, make gac, 10" pp spun filter for water purifier, 10” i filter for aqua guard, ro membrane reviva model, make tfc, capacity 2000tds, 48 v ac-dc converter, model 80ss, 10 mm compressor hose, tds sensor with probe, 10" candle filter, type thread, 48 v kemflo pump,100 gpd, 24v solenoid valve , model 80ss, 4” x 40 inch micron filter (wound) to iim tiruchirappalli.