supply of set of items consist of the following 5 types of items suitable to water ro filter unit of capacity 250 ltsset of items consist of the following 5 types of items suitable to water ro filter unit of capacity 250 lts,set of items consist of the following 5 types of items suitable to water ro filter unit of capacity 250 lts. (1)40/40 ro membrane-4nos.(2)sand filter-4nos.(3)carbon-4nos.(4)10 54 vessel-2nos(5)20 inch slim spun candle-6nos. note : 2nos of ro membrane and 2nos of vessels to be fitted to water filter units are located at electric loco shed, arakkonam. [ warranty period: 12 months after the date of delivery ] => limited