Tenders for Supply of 4040 R.O Membrane, Type: Tfc Thin Film Composite, 4 Inch Dia, 40 Inch Length And R.O Water Output 250 Lph. Detailed Specification Attached As Annexure-A Make: T Oray Or Filmtec Or Dow Or Hi-Tech. Warranty Period: 24 Months After The Date Of Delivery