Product Description:This HIGH QUALITY Reverse Osmosis Membrane broadly used on kinfolk water purifier,aquariums and other small-sized commercial water purifying devices. Remove the particles of heavy metal(primarily calcium and magnesium),bacterial and every other carbonates from supply water. TFC3013-400 Membrane Features: - Innovative skinny layer composite membrane design Advanced membrane know-how - Provides excessive rejection stability even with immoderate TDS - Less fouling, Less frequency cleaning and More constant - 100% dry membrane maximizing shelf life - Lower intake of chemical and longer lifestyles - NSF/ANSI58 usual Fits all common membrane housing - Eligible for NSFWorking under extremely low pressure. Applicable to residential water air purifier and water purifying instruments in medical institution and laboratory for remedy of feedwater with TDS less than 500 ppm: TFC3013-400 Maximum Working Pressure: 300psi (2) Maximum Feed water Temperature: 45C Package Include:2 piecesShipping :We usually present delivery formula china put up Air mail and E packet to USA. Shipping by means of way of EMS,DHL,UPS or FEDEX are also accessible if you want to pay more fee or your order attain a massive amount.